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Group comparisons, Apr. 2012 1
Import data 13:05 Tuesday, April 10, 2012
The CONTENTS Procedure
Data Set Name WORK.GETDATA Observations 606
Member Type DATA Variables 41
Engine V9 Indexes 0
Created Tuesday, April 10, Observation Length 336
2012 01:25:26 PM
Last Modified Tuesday, April 10, Deleted Observations 0
2012 01:25:26 PM
Protection Compressed NO
Data Set Type Sorted NO
Label
Data Representation WINDOWS_32
Encoding wlatin1 Western (Windows)
Engine/Host Dependent Information
Data Set Page Size 16384
Number of Data Set Pages 13
First Data Page 1
Max Obs per Page 48
Obs in First Data Page 33
Number of Data Set Repairs 0
Filename C:\DOCUME~1\enovak\LOCALS~1\Temp\SAS Temporary
Files\_TD3536_CRDD80G15D1D_\getdata.sas7bdat
Release Created 9.0301M0
Host Created XP_PRO
Group comparisons, Apr. 2012 2
Import data 13:05 Tuesday, April 10, 2012
The CONTENTS Procedure
Variables in Creation Order
# Variable Type Len Format Informat Label
1 ID Char 14 $14. $14. ID
2 AGE Num 8 AGE
3 Male Num 8 Male
4 White Num 8 White
5 BMI Num 8 BMI
6 Obese Num 8 Obese
7 RHR Num 8 RHR
8 MHR Num 8 MHR
9 L_min Num 8 L_min
10 VO2 Num 8 VO2
11 RER Num 8 RER
12 VE Num 8 VE
13 VE_VO2 Num 8 VE_VO2
14 VCO2 Num 8 VCO2
15 VE_VCO2 Num 8 VE_VCO2
16 ICM Num 8 ICM
17 HR_reserve Num 8 HR_reserve
18 O2Pulse Num 8 O2Pulse
19 RsBP Num 8 RsBP
20 RdBP Num 8 RdBP
21 MsBP Num 8 MsBP
22 MdBP Num 8 MdBP
23 Beta Num 8 Beta
24 ACE Num 8 ACE
25 Dig Num 8 Dig
26 ARB Num 8 ARB
27 Statin Num 8 Statin
28 Slntg Num 8 Slntg
29 Nitrates Num 8 Nitrates
30 AICD Num 8 AICD
31 Pace Num 8 Pace
32 BiVPace Num 8 BiVPace
33 NYHA_Class Num 8 NYHA Class
34 Diabetes Num 8 Diabetes
Group comparisons, Apr. 2012 3
Import data 13:05 Tuesday, April 10, 2012
The CONTENTS Procedure
Variables in Creation Order
# Variable Type Len Format Informat Label
35 HTN Num 8 HTN
36 Cause Char 1 $1. $1. Cause
37 DOD_LastFUDate Num 8 DATETIME19. DATETIME19. DOD_LastFUDate
38 FU_days Num 8 FU_days
39 LVEF_wi6mo Num 8 LVEF_wi6mo
40 LVEF_closest_ Num 8 LVEF_closest_
available available
41 EF_cat Char 10 $10. $10. EF_cat
Group comparisons, Apr. 2012 4
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.0000 1.0000 0 0 0 241
0.0000* . . . 0 240
0.0000* . . . 0 239
0.0000* . . . 0 238
0.0000* . . . 0 237
0.0027* . . . 0 236
0.0082 0.9958 0.00424 0.00423 1 235
0.0219* . . . 1 234
0.0411 0.9915 0.00849 0.00598 2 233
0.0493 0.9873 0.0127 0.00731 3 232
0.0795* . . . 3 231
0.0877 0.9830 0.0170 0.00844 4 230
0.1041* . . . 4 229
0.1068 0.9787 0.0213 0.00943 5 228
0.1151* . . . 5 227
0.1178* . . . 5 226
0.1178* . . . 5 225
0.1205 0.9743 0.0257 0.0103 6 224
0.1315* . . . 6 223
0.1342* . . . 6 222
0.1342* . . . 6 221
0.1507 0.9699 0.0301 0.0112 7 220
0.1534* . . . 7 219
0.1562* . . . 7 218
0.1726 0.9655 0.0345 0.0120 8 217
0.2000 0.9610 0.0390 0.0127 9 216
0.2082 0.9566 0.0434 0.0134 10 215
0.2110 . . . 11 214
0.2110 0.9477 0.0523 0.0147 12 213
Group comparisons, Apr. 2012 5
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.2493* . . . 12 212
0.2521 0.9432 0.0568 0.0153 13 211
0.2575 0.9387 0.0613 0.0159 14 210
0.2658* . . . 14 209
0.2877 0.9342 0.0658 0.0164 15 208
0.2932* . . . 15 207
0.2986 0.9297 0.0703 0.0169 16 206
0.3041 0.9252 0.0748 0.0175 17 205
0.3123 0.9207 0.0793 0.0179 18 204
0.3151 0.9162 0.0838 0.0184 19 203
0.3151* . . . 19 202
0.3260 0.9117 0.0883 0.0189 20 201
0.3260* . . . 20 200
0.3315 0.9071 0.0929 0.0193 21 199
0.3452 0.9025 0.0975 0.0198 22 198
0.3479* . . . 22 197
0.3534* . . . 22 196
0.3644 0.8979 0.1021 0.0202 23 195
0.3726 . . . 24 194
0.3726 0.8887 0.1113 0.0210 25 193
0.3836 0.8841 0.1159 0.0214 26 192
0.3863 0.8795 0.1205 0.0218 27 191
0.3890 . . . 28 190
0.3890 0.8703 0.1297 0.0225 29 189
0.4000 0.8657 0.1343 0.0228 30 188
0.4164 0.8611 0.1389 0.0232 31 187
0.4192 0.8565 0.1435 0.0235 32 186
0.4219 0.8519 0.1481 0.0238 33 185
0.4274 0.8473 0.1527 0.0241 34 184
Group comparisons, Apr. 2012 6
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.4356 0.8427 0.1573 0.0244 35 183
0.4521 0.8381 0.1619 0.0247 36 182
0.4822 0.8335 0.1665 0.0250 37 181
0.5068* . . . 37 180
0.5096 0.8288 0.1712 0.0253 38 179
0.5288 0.8242 0.1758 0.0256 39 178
0.5507 0.8196 0.1804 0.0259 40 177
0.5562* . . . 40 176
0.5808 0.8149 0.1851 0.0261 41 175
0.5863 0.8103 0.1897 0.0264 42 174
0.5890 0.8056 0.1944 0.0267 43 173
0.5918 0.8010 0.1990 0.0269 44 172
0.6164 0.7963 0.2037 0.0271 45 171
0.6192 0.7916 0.2084 0.0274 46 170
0.6740* . . . 46 169
0.7151 0.7870 0.2130 0.0276 47 168
0.7315 0.7823 0.2177 0.0279 48 167
0.7425 0.7776 0.2224 0.0281 49 166
0.7479 0.7729 0.2271 0.0283 50 165
0.7589 0.7682 0.2318 0.0285 51 164
0.7644 0.7635 0.2365 0.0287 52 163
0.7671 0.7589 0.2411 0.0289 53 162
0.7699 0.7542 0.2458 0.0291 54 161
0.7753* . . . 54 160
0.7836 0.7495 0.2505 0.0293 55 159
0.7890 0.7447 0.2553 0.0295 56 158
0.7945 0.7400 0.2600 0.0297 57 157
0.8027* . . . 57 156
0.8110 0.7353 0.2647 0.0299 58 155
Group comparisons, Apr. 2012 7
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.8329 0.7305 0.2695 0.0301 59 154
0.8329* . . . 59 153
0.8438 0.7258 0.2742 0.0302 60 152
0.8438* . . . 60 151
0.8548 0.7210 0.2790 0.0304 61 150
0.8603* . . . 61 149
0.8904 0.7161 0.2839 0.0306 62 148
0.8986 0.7113 0.2887 0.0308 63 147
0.8986* . . . 63 146
0.9425 0.7064 0.2936 0.0309 64 145
0.9616* . . . 64 144
0.9616* . . . 64 143
0.9945 0.7015 0.2985 0.0311 65 142
1.0575 0.6965 0.3035 0.0313 66 141
1.0630* . . . 66 140
1.0740* . . . 66 139
1.0877 0.6915 0.3085 0.0315 67 138
1.1260 0.6865 0.3135 0.0316 68 137
1.1836 0.6815 0.3185 0.0318 69 136
1.2356 0.6765 0.3235 0.0320 70 135
1.3096* . . . 70 134
1.3425* . . . 70 133
1.3479* . . . 70 132
1.3507* . . . 70 131
1.3808* . . . 70 130
1.4110 0.6713 0.3287 0.0321 71 129
1.4192 0.6661 0.3339 0.0323 72 128
1.4247 0.6609 0.3391 0.0325 73 127
1.4795* . . . 73 126
Group comparisons, Apr. 2012 8
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
1.5233* . . . 73 125
1.5315 0.6556 0.3444 0.0326 74 124
1.5945* . . . 74 123
1.6082* . . . 74 122
1.6466 0.6502 0.3498 0.0328 75 121
1.6548 0.6448 0.3552 0.0330 76 120
1.6575 0.6395 0.3605 0.0331 77 119
1.7589 0.6341 0.3659 0.0333 78 118
1.7808* . . . 78 117
1.8055* . . . 78 116
1.8575* . . . 78 115
1.8658 0.6286 0.3714 0.0334 79 114
1.8685* . . . 79 113
1.8959* . . . 79 112
1.9014* . . . 79 111
1.9014* . . . 79 110
1.9178 0.6229 0.3771 0.0336 80 109
1.9918* . . . 80 108
1.9973* . . . 80 107
1.9973* . . . 80 106
2.0904* . . . 80 105
2.0932 0.6169 0.3831 0.0338 81 104
2.1178* . . . 81 103
2.1260 0.6109 0.3891 0.0340 82 102
2.1616 0.6050 0.3950 0.0342 83 101
2.1836* . . . 83 100
2.1890 0.5989 0.4011 0.0344 84 99
2.4384* . . . 84 98
2.4438 0.5928 0.4072 0.0346 85 97
Group comparisons, Apr. 2012 9
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
2.4904 0.5867 0.4133 0.0348 86 96
2.4986 0.5806 0.4194 0.0349 87 95
2.5534 0.5745 0.4255 0.0351 88 94
2.5753 0.5683 0.4317 0.0353 89 93
2.5890 0.5622 0.4378 0.0354 90 92
2.6658 0.5561 0.4439 0.0355 91 91
2.6685* . . . 91 90
2.6932* . . . 91 89
2.7671* . . . 91 88
2.8247 0.5498 0.4502 0.0357 92 87
2.8356* . . . 92 86
2.8603 0.5434 0.4566 0.0359 93 85
2.8795* . . . 93 84
2.8959* . . . 93 83
2.9342* . . . 93 82
2.9562* . . . 93 81
2.9918* . . . 93 80
3.0466* . . . 93 79
3.0685* . . . 93 78
3.0767* . . . 93 77
3.1151* . . . 93 76
3.1452 0.5363 0.4637 0.0361 94 75
3.1507* . . . 94 74
3.1726* . . . 94 73
3.1918 0.5289 0.4711 0.0363 95 72
3.2055* . . . 95 71
3.2438 0.5215 0.4785 0.0366 96 70
3.3342* . . . 96 69
3.3781 0.5139 0.4861 0.0368 97 68
Group comparisons, Apr. 2012 10
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
3.4384 0.5064 0.4936 0.0370 98 67
3.4685* . . . 98 66
3.4932* . . . 98 65
3.5068* . . . 98 64
3.5315 0.4984 0.5016 0.0373 99 63
3.5863* . . . 99 62
3.6027 . . . 100 61
3.6027 0.4824 0.5176 0.0378 101 60
3.6274* . . . 101 59
3.6384 0.4742 0.5258 0.0380 102 58
3.6877 0.4660 0.5340 0.0382 103 57
3.8000 0.4578 0.5422 0.0384 104 56
3.8603 0.4497 0.5503 0.0386 105 55
3.8603* . . . 105 54
3.9151* . . . 105 53
3.9753 0.4412 0.5588 0.0388 106 52
3.9973 0.4327 0.5673 0.0390 107 51
4.0493* . . . 107 50
4.1973* . . . 107 49
4.2000* . . . 107 48
4.2219* . . . 107 47
4.2767 0.4235 0.5765 0.0392 108 46
4.4712 0.4143 0.5857 0.0394 109 45
4.5671 0.4051 0.5949 0.0396 110 44
4.6849* . . . 110 43
4.6959* . . . 110 42
4.7890 0.3954 0.6046 0.0398 111 41
4.8712 0.3858 0.6142 0.0400 112 40
5.0822 0.3761 0.6239 0.0401 113 39
Group comparisons, Apr. 2012 11
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
5.1397* . . . 113 38
5.3205* . . . 113 37
5.3233 0.3660 0.6340 0.0403 114 36
5.3342* . . . 114 35
5.4493 0.3555 0.6445 0.0405 115 34
5.5863 0.3451 0.6549 0.0406 116 33
5.6027* . . . 116 32
5.6986* . . . 116 31
5.7068* . . . 116 30
5.7123 0.3336 0.6664 0.0409 117 29
5.8274* . . . 117 28
5.8329* . . . 117 27
5.8521 0.3212 0.6788 0.0412 118 26
6.0055* . . . 118 25
6.0685* . . . 118 24
6.1452* . . . 118 23
6.3945* . . . 118 22
6.3973* . . . 118 21
6.4055* . . . 118 20
6.7452 0.3051 0.6949 0.0421 119 19
6.7808 0.2891 0.7109 0.0429 120 18
7.0247* . . . 120 17
7.0356 0.2721 0.7279 0.0436 121 16
7.0466* . . . 121 15
7.3068 0.2539 0.7461 0.0443 122 14
7.5068* . . . 122 13
7.6877* . . . 122 12
7.9671* . . . 122 11
7.9781 0.2309 0.7691 0.0459 123 10
Group comparisons, Apr. 2012 12
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
8.0959* . . . 123 9
8.2438* . . . 123 8
8.2932 0.2020 0.7980 0.0484 124 7
8.5534* . . . 124 6
8.5699* . . . 124 5
8.8192* . . . 124 4
8.8438* . . . 124 3
9.2137* . . . 124 2
9.2986* . . . 124 1
9.4164* 0.2020 . . 124 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 7.9781 LOGLOG 5.8521 .
50 3.5315 LOGLOG 2.5753 4.2767
25 0.7836 LOGLOG 0.5890 1.0877
Group comparisons, Apr. 2012 13
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Mean Standard Error
3.9965 0.2392
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
restricted to the largest event time.
Group comparisons, Apr. 2012 14
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.0000 1.0000 0 0 0 61
0.0000* . . . 0 60
0.0055 0.9833 0.0167 0.0165 1 59
0.1014* . . . 1 58
0.1425 0.9664 0.0336 0.0234 2 57
0.1945 0.9494 0.0506 0.0285 3 56
0.2658 0.9325 0.0675 0.0326 4 55
0.2822 0.9155 0.0845 0.0362 5 54
0.3014 0.8986 0.1014 0.0393 6 53
0.3479 0.8816 0.1184 0.0420 7 52
0.3507 0.8647 0.1353 0.0445 8 51
0.3644* . . . 8 50
0.3781 0.8474 0.1526 0.0469 9 49
0.4712 0.8301 0.1699 0.0490 10 48
0.4959* . . . 10 47
0.4986 0.8124 0.1876 0.0510 11 46
0.5562* . . . 11 45
0.6137* . . . 11 44
0.7452* . . . 11 43
0.8329 0.7935 0.2065 0.0532 12 42
0.9096 0.7746 0.2254 0.0552 13 41
1.0521* . . . 13 40
1.0575 0.7553 0.2447 0.0571 14 39
1.1671* . . . 14 38
1.1890* . . . 14 37
1.2877 0.7348 0.2652 0.0591 15 36
1.3726 0.7144 0.2856 0.0609 16 35
1.3808 0.6940 0.3060 0.0625 17 34
1.4027 0.6736 0.3264 0.0639 18 33
Group comparisons, Apr. 2012 15
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
1.5205* . . . 18 32
1.8548 0.6526 0.3474 0.0653 19 31
1.9205 0.6315 0.3685 0.0665 20 30
1.9342 0.6105 0.3895 0.0675 21 29
2.1534 0.5894 0.4106 0.0684 22 28
2.1616 0.5684 0.4316 0.0691 23 27
2.3178* . . . 23 26
2.3616 0.5465 0.4535 0.0698 24 25
2.4466 0.5246 0.4754 0.0704 25 24
2.4521* . . . 25 23
2.8795 0.5018 0.4982 0.0709 26 22
3.1233* . . . 26 21
3.3589 0.4779 0.5221 0.0714 27 20
3.3836* . . . 27 19
3.8932 0.4528 0.5472 0.0720 28 18
4.0877 0.4276 0.5724 0.0722 29 17
4.3534* . . . 29 16
4.3616* . . . 29 15
4.7096* . . . 29 14
4.7205* . . . 29 13
4.8384 0.3947 0.6053 0.0738 30 12
4.8438 0.3618 0.6382 0.0746 31 11
4.9096 0.3289 0.6711 0.0747 32 10
4.9288 0.2960 0.7040 0.0741 33 9
6.1452* . . . 33 8
6.6712 0.2590 0.7410 0.0735 34 7
6.6959* . . . 34 6
7.7562 0.2159 0.7841 0.0729 35 5
7.8685 0.1727 0.8273 0.0699 36 4
Group comparisons, Apr. 2012 16
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
8.4000* . . . 36 3
9.1479* . . . 36 2
9.8904* . . . 36 1
9.9315* 0.1727 . . 36 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 7.7562 LOGLOG 4.8438 .
50 3.3589 LOGLOG 1.9205 4.9096
25 1.2877 LOGLOG 0.3507 1.9205
Mean Standard Error
3.8053 0.4255
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
restricted to the largest event time.
Group comparisons, Apr. 2012 17
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.0000 1.0000 0 0 0 267
0.0000* . . . 0 266
0.0000* . . . 0 265
0.0000* . . . 0 264
0.0000* . . . 0 263
0.0000* . . . 0 262
0.0000* . . . 0 261
0.0000* . . . 0 260
0.0219* . . . 0 259
0.0493* . . . 0 258
0.0849* . . . 0 257
0.1014* . . . 0 256
0.1534* . . . 0 255
0.1562* . . . 0 254
0.1671 0.9961 0.00394 0.00393 1 253
0.1753* . . . 1 252
0.1945 0.9921 0.00789 0.00556 2 251
0.2247 0.9882 0.0118 0.00680 3 250
0.2356 0.9842 0.0158 0.00783 4 249
0.2521 0.9803 0.0197 0.00874 5 248
0.2521* . . . 5 247
0.2712 0.9763 0.0237 0.00957 6 246
0.2932* . . . 6 245
0.3123* . . . 6 244
0.3342* . . . 6 243
0.3425* . . . 6 242
0.3836 0.9722 0.0278 0.0103 7 241
0.3836* . . . 7 240
0.4027* . . . 7 239
Group comparisons, Apr. 2012 18
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.4192* . . . 7 238
0.4192* . . . 7 237
0.4685* . . . 7 236
0.4795* . . . 7 235
0.4877 0.9681 0.0319 0.0111 8 234
0.5014* . . . 8 233
0.5014* . . . 8 232
0.5260* . . . 8 231
0.5973* . . . 8 230
0.6164* . . . 8 229
0.6192 0.9639 0.0361 0.0118 9 228
0.6438 0.9597 0.0403 0.0125 10 227
0.6493* . . . 10 226
0.6767 0.9554 0.0446 0.0132 11 225
0.6849 0.9512 0.0488 0.0138 12 224
0.6904* . . . 12 223
0.6932* . . . 12 222
0.6986* . . . 12 221
0.7096* . . . 12 220
0.7288* . . . 12 219
0.7479* . . . 12 218
0.7616* . . . 12 217
0.7863* . . . 12 216
0.8247* . . . 12 215
0.8603* . . . 12 214
0.8877* . . . 12 213
0.9178 0.9467 0.0533 0.0144 13 212
0.9205* . . . 13 211
0.9397 0.9422 0.0578 0.0150 14 210
Group comparisons, Apr. 2012 19
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.9781* . . . 14 209
0.9973* . . . 14 208
1.0356* . . . 14 207
1.0712* . . . 14 206
1.1616 0.9376 0.0624 0.0156 15 205
1.1945* . . . 15 204
1.2055* . . . 15 203
1.2521* . . . 15 202
1.2849* . . . 15 201
1.3205* . . . 15 200
1.3233 0.9330 0.0670 0.0162 16 199
1.3562 0.9283 0.0717 0.0168 17 198
1.4137 0.9236 0.0764 0.0174 18 197
1.4219 0.9189 0.0811 0.0179 19 196
1.4356 0.9142 0.0858 0.0184 20 195
1.4438 0.9095 0.0905 0.0189 21 194
1.4630 0.9048 0.0952 0.0194 22 193
1.4959* . . . 22 192
1.5425* . . . 22 191
1.6384* . . . 22 190
1.6877 0.9001 0.0999 0.0199 23 189
1.7123* . . . 23 188
1.7178* . . . 23 187
1.7863* . . . 23 186
1.7918 0.8952 0.1048 0.0203 24 185
1.8055 0.8904 0.1096 0.0208 25 184
1.8274* . . . 25 183
1.8603* . . . 25 182
1.9205* . . . 25 181
Group comparisons, Apr. 2012 20
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
2.0192* . . . 25 180
2.0329 0.8854 0.1146 0.0213 26 179
2.1836 0.8805 0.1195 0.0217 27 178
2.2795* . . . 27 177
2.3342 0.8755 0.1245 0.0221 28 176
2.3425 0.8705 0.1295 0.0226 29 175
2.3479* . . . 29 174
2.3589 0.8655 0.1345 0.0230 30 173
2.4521* . . . 30 172
2.5123* . . . 30 171
2.5342* . . . 30 170
2.6000* . . . 30 169
2.6219 0.8604 0.1396 0.0234 31 168
2.6493* . . . 31 167
2.6575* . . . 31 166
2.6712 0.8552 0.1448 0.0238 32 165
2.7479* . . . 32 164
2.7671 0.8500 0.1500 0.0243 33 163
2.7781 0.8448 0.1552 0.0247 34 162
2.7781* . . . 34 161
2.7945 0.8396 0.1604 0.0251 35 160
2.7973* . . . 35 159
2.8356* . . . 35 158
2.8411 0.8342 0.1658 0.0255 36 157
2.8575* . . . 36 156
2.8740* . . . 36 155
2.8767 0.8289 0.1711 0.0259 37 154
2.8795* . . . 37 153
3.0301* . . . 37 152
Group comparisons, Apr. 2012 21
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
3.0466* . . . 37 151
3.0521* . . . 37 150
3.1041* . . . 37 149
3.1671* . . . 37 148
3.1753* . . . 37 147
3.2055* . . . 37 146
3.3123 0.8232 0.1768 0.0263 38 145
3.3808* . . . 38 144
3.3918 0.8175 0.1825 0.0267 39 143
3.4603 0.8117 0.1883 0.0271 40 142
3.5726* . . . 40 141
3.6027* . . . 40 140
3.6658* . . . 40 139
3.7151 0.8059 0.1941 0.0276 41 138
3.7781* . . . 41 137
3.8192* . . . 41 136
3.8548* . . . 41 135
3.8630* . . . 41 134
3.9452* . . . 41 133
4.0466* . . . 41 132
4.0740* . . . 41 131
4.1041* . . . 41 130
4.1616* . . . 41 129
4.1781* . . . 41 128
4.2521 0.7996 0.2004 0.0281 42 127
4.2630 0.7933 0.2067 0.0285 43 126
4.2740 0.7870 0.2130 0.0290 44 125
4.4082* . . . 44 124
4.5068* . . . 44 123
Group comparisons, Apr. 2012 22
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
4.5726 0.7806 0.2194 0.0295 45 122
4.6055* . . . 45 121
4.6082* . . . 45 120
4.6082* . . . 45 119
4.6247* . . . 45 118
4.6438* . . . 45 117
4.6493* . . . 45 116
4.6795* . . . 45 115
4.7836 0.7738 0.2262 0.0300 46 114
4.8137 0.7670 0.2330 0.0305 47 113
4.9041 0.7603 0.2397 0.0310 48 112
4.9068 0.7535 0.2465 0.0314 49 111
4.9068* . . . 49 110
5.1068* . . . 49 109
5.2932 0.7466 0.2534 0.0319 50 108
5.3534 . . . 51 107
5.3534 0.7327 0.2673 0.0328 52 106
5.3781* . . . 52 105
5.4329* . . . 52 104
5.4548* . . . 52 103
5.4685* . . . 52 102
5.5014 0.7255 0.2745 0.0332 53 101
5.6164* . . . 53 100
5.6411* . . . 53 99
5.6795* . . . 53 98
5.7808 0.7181 0.2819 0.0337 54 97
5.8164 0.7107 0.2893 0.0341 55 96
5.8164* . . . 55 95
5.8603 0.7033 0.2967 0.0346 56 94
Group comparisons, Apr. 2012 23
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
5.8685 0.6958 0.3042 0.0350 57 93
5.9123* . . . 57 92
6.0082 0.6882 0.3118 0.0355 58 91
6.0301* . . . 58 90
6.0986* . . . 58 89
6.2548* . . . 58 88
6.2712* . . . 58 87
6.3288* . . . 58 86
6.3699* . . . 58 85
6.3726* . . . 58 84
6.4000* . . . 58 83
6.4027* . . . 58 82
6.4712* . . . 58 81
6.5068* . . . 58 80
6.5452* . . . 58 79
6.6055* . . . 58 78
6.7479* . . . 58 77
6.7918* . . . 58 76
6.8164* . . . 58 75
6.8219 0.6790 0.3210 0.0361 59 74
6.8630 0.6699 0.3301 0.0368 60 73
6.8712* . . . 60 72
6.9452* . . . 60 71
7.0000* . . . 60 70
7.0192* . . . 60 69
7.0548* . . . 60 68
7.0548* . . . 60 67
7.0603* . . . 60 66
7.1205* . . . 60 65
Group comparisons, Apr. 2012 24
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
7.1205* . . . 60 64
7.1753* . . . 60 63
7.2082* . . . 60 62
7.2493* . . . 60 61
7.2603* . . . 60 60
7.2849* . . . 60 59
7.4055 0.6585 0.3415 0.0379 61 58
7.4110* . . . 61 57
7.4438* . . . 61 56
7.4630* . . . 61 55
7.4685* . . . 61 54
7.4767* . . . 61 53
7.5151* . . . 61 52
7.5726* . . . 61 51
7.5808* . . . 61 50
7.6000 0.6453 0.3547 0.0394 62 49
7.6137* . . . 62 48
7.6685 0.6319 0.3681 0.0408 63 47
7.8849* . . . 63 46
7.8986* . . . 63 45
7.9370* . . . 63 44
7.9425* . . . 63 43
8.0055* . . . 63 42
8.0603* . . . 63 41
8.0932 0.6165 0.3835 0.0426 64 40
8.1288* . . . 64 39
8.1945 0.6007 0.3993 0.0443 65 38
8.2329* . . . 65 37
8.2658* . . . 65 36
Group comparisons, Apr. 2012 25
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
8.3397* . . . 65 35
8.4493 0.5835 0.4165 0.0463 66 34
8.4795* . . . 66 33
8.4904 0.5658 0.4342 0.0481 67 32
8.4986* . . . 67 31
8.5671 0.5476 0.4524 0.0499 68 30
8.5890* . . . 68 29
8.5945* . . . 68 28
8.6712* . . . 68 27
8.6986* . . . 68 26
8.7041* . . . 68 25
8.7726* . . . 68 24
8.8027* . . . 68 23
8.8301* . . . 68 22
8.8630* . . . 68 21
8.9151* . . . 68 20
8.9589* . . . 68 19
9.0822* . . . 68 18
9.1260* . . . 68 17
9.1589* . . . 68 16
9.2685* . . . 68 15
9.3205* . . . 68 14
9.3260* . . . 68 13
9.4027* . . . 68 12
9.5123* . . . 68 11
9.5123* . . . 68 10
9.5178* . . . 68 9
9.6685* . . . 68 8
9.7534* . . . 68 7
Group comparisons, Apr. 2012 26
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
9.9534* . . . 68 6
9.9863* . . . 68 5
10.0521* . . . 68 4
10.0548* . . . 68 3
10.0904* . . . 68 2
10.0932* . . . 68 1
10.1123* 0.5476 . . 68 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 . LOGLOG . .
50 . LOGLOG 8.4493 .
25 5.2932 LOGLOG 3.7151 6.8219
Mean Standard Error
6.7628 0.1953
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
Group comparisons, Apr. 2012 27
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 3: group = Group 3
restricted to the largest event time.
Group comparisons, Apr. 2012 28
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 4: group = Group 4
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.0000 1.0000 0 0 0 35
0.0082* . . . 0 34
0.1096 0.9706 0.0294 0.0290 1 33
0.1726* . . . 1 32
0.6301 0.9403 0.0597 0.0410 2 31
0.6411 0.9099 0.0901 0.0496 3 30
0.6548* . . . 3 29
0.7315* . . . 3 28
0.8055* . . . 3 27
1.0137 0.8762 0.1238 0.0581 4 26
1.8027* . . . 4 25
1.8411* . . . 4 24
1.9726* . . . 4 23
2.1260 0.8381 0.1619 0.0669 5 22
2.1452* . . . 5 21
2.1671* . . . 5 20
2.1836* . . . 5 19
2.9260 0.7940 0.2060 0.0766 6 18
3.2466 0.7499 0.2501 0.0841 7 17
3.5918* . . . 7 16
3.9918 0.7030 0.2970 0.0909 8 15
4.0301* . . . 8 14
4.4438 0.6528 0.3472 0.0973 9 13
4.5233* . . . 9 12
5.0301 0.5984 0.4016 0.1033 10 11
5.2603 0.5440 0.4560 0.1073 11 10
6.1726 0.4896 0.5104 0.1095 12 9
7.2329 0.4352 0.5648 0.1100 13 8
7.4192* . . . 13 7
Group comparisons, Apr. 2012 29
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 4: group = Group 4
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
7.6548* . . . 13 6
7.8082* . . . 13 5
8.0521* . . . 13 4
8.3616 0.3264 0.6736 0.1252 14 3
9.8192* . . . 14 2
9.8521* . . . 14 1
9.9945* 0.3264 . . 14 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 . LOGLOG 7.2329 .
50 6.1726 LOGLOG 3.9918 .
25 3.2466 LOGLOG 0.6411 5.2603
Mean Standard Error
5.7677 0.5718
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
Group comparisons, Apr. 2012 30
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 4: group = Group 4
restricted to the largest event time.
Summary of the Number of Censored and Uncensored Values
Percent
Stratum group Total Failed Censored Censored
1 Group 1 241 124 117 48.55
2 Group 2 61 36 25 40.98
3 Group 3 267 68 199 74.53
4 Group 4 35 14 21 60.00
--------------------------------------------------------------
Total 604 242 362 59.93
NOTE: 2 observations with invalid time, censoring, or strata values were
deleted.
Group comparisons, Apr. 2012 31
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Testing Homogeneity of Survival Curves for fu_yrs over Strata
Rank Statistics
group Log-Rank Wilcoxon
Group 1 49.884 19734
Group 2 15.348 5353
Group 3 -63.287 -23517
Group 4 -1.944 -1570
Covariance Matrix for the Log-Rank Statistics
group Group 1 Group 2 Group 3 Group 4
Group 1 50.1874 -6.5257 -38.8589 -4.8028
Group 2 -6.5257 18.8408 -10.9662 -1.3489
Group 3 -38.8589 -10.9662 58.5528 -8.7277
Group 4 -4.8028 -1.3489 -8.7277 14.8794
Covariance Matrix for the Wilcoxon Statistics
group Group 1 Group 2 Group 3 Group 4
Group 1 7971368 -1174334 -6020369 -776666
Group 2 -1174334 2983532 -1602722 -206476
Group 3 -6020369 -1602722 8712212 -1089122
Group 4 -776666 -206476 -1089122 2072263
Group comparisons, Apr. 2012 32
KM curves for all groups
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Test of Equality over Strata
Pr >
Test Chi-Square DF Chi-Square
Log-Rank 77.9995 3 <.0001
Wilcoxon 73.9873 3 <.0001
-2Log(LR) 85.4330 3 <.0001
Adjustment for Multiple Comparisons for the Logrank Test
Strata Comparison p-Values
group group Chi-Square Raw Bonferroni
Group 1 Group 2 14.5312 0.0001 0.0008
Group 1 Group 3 68.6895 <.0001 <.0001
Group 1 Group 4 35.9717 <.0001 <.0001
Group 2 Group 3 62.2548 <.0001 <.0001
Group 2 Group 4 8.2104 0.0042 0.0250
Group 3 Group 4 41.4031 <.0001 <.0001
Adjustment for Multiple Comparisons
for the Wilcoxon Test
Strata Comparison p-Values
group group Chi-Square Raw Bonferroni
Group 1 Group 2 15.5457 <.0001 0.0005
Group 1 Group 3 65.1242 <.0001 <.0001
Group 1 Group 4 39.1361 <.0001 <.0001
Group 2 Group 3 55.9336 <.0001 <.0001
Group 2 Group 4 8.7640 0.0031 0.0184
Group 3 Group 4 37.1582 <.0001 <.0001
Group comparisons, Apr. 2012 33
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.00000 1.0000 0 0 0 241
0.00000* . . . 0 240
0.00000* . . . 0 239
0.00000* . . . 0 238
0.00000* . . . 0 237
0.00274* . . . 0 236
0.00822 0.9958 0.00424 0.00423 1 235
0.02192* . . . 1 234
0.04110 0.9915 0.00849 0.00598 2 233
0.04932 0.9873 0.0127 0.00731 3 232
0.07945* . . . 3 231
0.08767 0.9830 0.0170 0.00844 4 230
0.10411* . . . 4 229
0.10685 0.9787 0.0213 0.00943 5 228
0.11507* . . . 5 227
0.11781* . . . 5 226
0.11781* . . . 5 225
0.12055 0.9743 0.0257 0.0103 6 224
0.13151* . . . 6 223
0.13425* . . . 6 222
0.13425* . . . 6 221
0.15068 0.9699 0.0301 0.0112 7 220
0.15342* . . . 7 219
0.15616* . . . 7 218
0.17260 0.9655 0.0345 0.0120 8 217
0.20000 0.9610 0.0390 0.0127 9 216
0.20822 0.9566 0.0434 0.0134 10 215
0.21096 . . . 11 214
0.21096 0.9477 0.0523 0.0147 12 213
Group comparisons, Apr. 2012 34
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.24932* . . . 12 212
0.25205 0.9432 0.0568 0.0153 13 211
0.25753 0.9387 0.0613 0.0159 14 210
0.26575* . . . 14 209
0.28767 0.9342 0.0658 0.0164 15 208
0.29315* . . . 15 207
0.29863 0.9297 0.0703 0.0169 16 206
0.30411 0.9252 0.0748 0.0175 17 205
0.31233 0.9207 0.0793 0.0179 18 204
0.31507 0.9162 0.0838 0.0184 19 203
0.31507* . . . 19 202
0.32603 0.9117 0.0883 0.0189 20 201
0.32603* . . . 20 200
0.33151 0.9071 0.0929 0.0193 21 199
0.34521 0.9025 0.0975 0.0198 22 198
0.34795* . . . 22 197
0.35342* . . . 22 196
0.36438 0.8979 0.1021 0.0202 23 195
0.37260 . . . 24 194
0.37260 0.8887 0.1113 0.0210 25 193
0.38356 0.8841 0.1159 0.0214 26 192
0.38630 0.8795 0.1205 0.0218 27 191
0.38904 . . . 28 190
0.38904 0.8703 0.1297 0.0225 29 189
0.40000 0.8657 0.1343 0.0228 30 188
0.41644 0.8611 0.1389 0.0232 31 187
0.41918 0.8565 0.1435 0.0235 32 186
0.42192 0.8519 0.1481 0.0238 33 185
0.42740 0.8473 0.1527 0.0241 34 184
Group comparisons, Apr. 2012 35
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.43562 0.8427 0.1573 0.0244 35 183
0.45205 0.8381 0.1619 0.0247 36 182
0.48219 0.8335 0.1665 0.0250 37 181
0.50685* . . . 37 180
0.50959 0.8288 0.1712 0.0253 38 179
0.52877 0.8242 0.1758 0.0256 39 178
0.55068 0.8196 0.1804 0.0259 40 177
0.55616* . . . 40 176
0.58082 0.8149 0.1851 0.0261 41 175
0.58630 0.8103 0.1897 0.0264 42 174
0.58904 0.8056 0.1944 0.0267 43 173
0.59178 0.8010 0.1990 0.0269 44 172
0.61644 0.7963 0.2037 0.0271 45 171
0.61918 0.7916 0.2084 0.0274 46 170
0.67397* . . . 46 169
0.71507 0.7870 0.2130 0.0276 47 168
0.73151 0.7823 0.2177 0.0279 48 167
0.74247 0.7776 0.2224 0.0281 49 166
0.74795 0.7729 0.2271 0.0283 50 165
0.75890 0.7682 0.2318 0.0285 51 164
0.76438 0.7635 0.2365 0.0287 52 163
0.76712 0.7589 0.2411 0.0289 53 162
0.76986 0.7542 0.2458 0.0291 54 161
0.77534* . . . 54 160
0.78356 0.7495 0.2505 0.0293 55 159
0.78904 0.7447 0.2553 0.0295 56 158
0.79452 0.7400 0.2600 0.0297 57 157
0.80274* . . . 57 156
0.81096 0.7353 0.2647 0.0299 58 155
Group comparisons, Apr. 2012 36
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.83288 0.7305 0.2695 0.0301 59 154
0.83288* . . . 59 153
0.84384 0.7258 0.2742 0.0302 60 152
0.84384* . . . 60 151
0.85479 0.7210 0.2790 0.0304 61 150
0.86027* . . . 61 149
0.89041 0.7161 0.2839 0.0306 62 148
0.89863 0.7113 0.2887 0.0308 63 147
0.89863* . . . 63 146
0.94247 0.7064 0.2936 0.0309 64 145
0.96164* . . . 64 144
0.96164* . . . 64 143
0.99452 0.7015 0.2985 0.0311 65 142
1.05753 0.6965 0.3035 0.0313 66 141
1.06301* . . . 66 140
1.07397* . . . 66 139
1.08767 0.6915 0.3085 0.0315 67 138
1.12603 0.6865 0.3135 0.0316 68 137
1.18356 0.6815 0.3185 0.0318 69 136
1.23562 0.6765 0.3235 0.0320 70 135
1.30959* . . . 70 134
1.34247* . . . 70 133
1.34795* . . . 70 132
1.35068* . . . 70 131
1.38082* . . . 70 130
1.41096 0.6713 0.3287 0.0321 71 129
1.41918 0.6661 0.3339 0.0323 72 128
1.42466 0.6609 0.3391 0.0325 73 127
1.47945* . . . 73 126
Group comparisons, Apr. 2012 37
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
1.52329* . . . 73 125
1.53151 0.6556 0.3444 0.0326 74 124
1.59452* . . . 74 123
1.60822* . . . 74 122
1.64658 0.6502 0.3498 0.0328 75 121
1.65479 0.6448 0.3552 0.0330 76 120
1.65753 0.6395 0.3605 0.0331 77 119
1.75890 0.6341 0.3659 0.0333 78 118
1.78082* . . . 78 117
1.80548* . . . 78 116
1.85753* . . . 78 115
1.86575 0.6286 0.3714 0.0334 79 114
1.86849* . . . 79 113
1.89589* . . . 79 112
1.90137* . . . 79 111
1.90137* . . . 79 110
1.91781 0.6229 0.3771 0.0336 80 109
1.99178* . . . 80 108
1.99726* . . . 80 107
1.99726* . . . 80 106
2.09041* . . . 80 105
2.09315 0.6169 0.3831 0.0338 81 104
2.11781* . . . 81 103
2.12603 0.6109 0.3891 0.0340 82 102
2.16164 0.6050 0.3950 0.0342 83 101
2.18356* . . . 83 100
2.18904 0.5989 0.4011 0.0344 84 99
2.43836* . . . 84 98
2.44384 0.5928 0.4072 0.0346 85 97
Group comparisons, Apr. 2012 38
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
2.49041 0.5867 0.4133 0.0348 86 96
2.49863 0.5806 0.4194 0.0349 87 95
2.55342 0.5745 0.4255 0.0351 88 94
2.57534 0.5683 0.4317 0.0353 89 93
2.58904 0.5622 0.4378 0.0354 90 92
2.66575 0.5561 0.4439 0.0355 91 91
2.66849* . . . 91 90
2.69315* . . . 91 89
2.76712* . . . 91 88
2.82466 0.5498 0.4502 0.0357 92 87
2.83562* . . . 92 86
2.86027 0.5434 0.4566 0.0359 93 85
2.87945* . . . 93 84
2.89589* . . . 93 83
2.93425* . . . 93 82
2.95616* . . . 93 81
2.99178* . . . 93 80
3.04658* . . . 93 79
3.06849* . . . 93 78
3.07671* . . . 93 77
3.11507* . . . 93 76
3.14521 0.5363 0.4637 0.0361 94 75
3.15068* . . . 94 74
3.17260* . . . 94 73
3.19178 0.5289 0.4711 0.0363 95 72
3.20548* . . . 95 71
3.24384 0.5215 0.4785 0.0366 96 70
3.33425* . . . 96 69
3.37808 0.5139 0.4861 0.0368 97 68
Group comparisons, Apr. 2012 39
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
3.43836 0.5064 0.4936 0.0370 98 67
3.46849* . . . 98 66
3.49315* . . . 98 65
3.50685* . . . 98 64
3.53151 0.4984 0.5016 0.0373 99 63
3.58630* . . . 99 62
3.60274 . . . 100 61
3.60274 0.4824 0.5176 0.0378 101 60
3.62740* . . . 101 59
3.63836 0.4742 0.5258 0.0380 102 58
3.68767 0.4660 0.5340 0.0382 103 57
3.80000 0.4578 0.5422 0.0384 104 56
3.86027 0.4497 0.5503 0.0386 105 55
3.86027* . . . 105 54
3.91507* . . . 105 53
3.97534 0.4412 0.5588 0.0388 106 52
3.99726 0.4327 0.5673 0.0390 107 51
4.04932* . . . 107 50
4.19726* . . . 107 49
4.20000* . . . 107 48
4.22192* . . . 107 47
4.27671 0.4235 0.5765 0.0392 108 46
4.47123 0.4143 0.5857 0.0394 109 45
4.56712 0.4051 0.5949 0.0396 110 44
4.68493* . . . 110 43
4.69589* . . . 110 42
4.78904 0.3954 0.6046 0.0398 111 41
4.87123 0.3858 0.6142 0.0400 112 40
5.08219 0.3761 0.6239 0.0401 113 39
Group comparisons, Apr. 2012 40
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
5.13973* . . . 113 38
5.32055* . . . 113 37
5.32329 0.3660 0.6340 0.0403 114 36
5.33425* . . . 114 35
5.44932 0.3555 0.6445 0.0405 115 34
5.58630 0.3451 0.6549 0.0406 116 33
5.60274* . . . 116 32
5.69863* . . . 116 31
5.70685* . . . 116 30
5.71233 0.3336 0.6664 0.0409 117 29
5.82740* . . . 117 28
5.83288* . . . 117 27
5.85205 0.3212 0.6788 0.0412 118 26
6.00548* . . . 118 25
6.06849* . . . 118 24
6.14521* . . . 118 23
6.39452* . . . 118 22
6.39726* . . . 118 21
6.40548* . . . 118 20
6.74521 0.3051 0.6949 0.0421 119 19
6.78082 0.2891 0.7109 0.0429 120 18
7.02466* . . . 120 17
7.03562 0.2721 0.7279 0.0436 121 16
7.04658* . . . 121 15
7.30685 0.2539 0.7461 0.0443 122 14
7.50685* . . . 122 13
7.68767* . . . 122 12
7.96712* . . . 122 11
7.97808 0.2309 0.7691 0.0459 123 10
Group comparisons, Apr. 2012 41
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
8.09589* . . . 123 9
8.24384* . . . 123 8
8.29315 0.2020 0.7980 0.0484 124 7
8.55342* . . . 124 6
8.56986* . . . 124 5
8.81918* . . . 124 4
8.84384* . . . 124 3
9.21370* . . . 124 2
9.29863* . . . 124 1
9.41644* 0.2020 . . 124 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 7.97808 LOGLOG 5.85205 .
50 3.53151 LOGLOG 2.57534 4.27671
25 0.78356 LOGLOG 0.58904 1.08767
Group comparisons, Apr. 2012 42
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 1: group = Group 1
Mean Standard Error
3.99651 0.23917
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
restricted to the largest event time.
Group comparisons, Apr. 2012 43
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
0.00000 1.0000 0 0 0 61
0.00000* . . . 0 60
0.00548 0.9833 0.0167 0.0165 1 59
0.10137* . . . 1 58
0.14247 0.9664 0.0336 0.0234 2 57
0.19452 0.9494 0.0506 0.0285 3 56
0.26575 0.9325 0.0675 0.0326 4 55
0.28219 0.9155 0.0845 0.0362 5 54
0.30137 0.8986 0.1014 0.0393 6 53
0.34795 0.8816 0.1184 0.0420 7 52
0.35068 0.8647 0.1353 0.0445 8 51
0.36438* . . . 8 50
0.37808 0.8474 0.1526 0.0469 9 49
0.47123 0.8301 0.1699 0.0490 10 48
0.49589* . . . 10 47
0.49863 0.8124 0.1876 0.0510 11 46
0.55616* . . . 11 45
0.61370* . . . 11 44
0.74521* . . . 11 43
0.83288 0.7935 0.2065 0.0532 12 42
0.90959 0.7746 0.2254 0.0552 13 41
1.05205* . . . 13 40
1.05753 0.7553 0.2447 0.0571 14 39
1.16712* . . . 14 38
1.18904* . . . 14 37
1.28767 0.7348 0.2652 0.0591 15 36
1.37260 0.7144 0.2856 0.0609 16 35
1.38082 0.6940 0.3060 0.0625 17 34
1.40274 0.6736 0.3264 0.0639 18 33
Group comparisons, Apr. 2012 44
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
1.52055* . . . 18 32
1.85479 0.6526 0.3474 0.0653 19 31
1.92055 0.6315 0.3685 0.0665 20 30
1.93425 0.6105 0.3895 0.0675 21 29
2.15342 0.5894 0.4106 0.0684 22 28
2.16164 0.5684 0.4316 0.0691 23 27
2.31781* . . . 23 26
2.36164 0.5465 0.4535 0.0698 24 25
2.44658 0.5246 0.4754 0.0704 25 24
2.45205* . . . 25 23
2.87945 0.5018 0.4982 0.0709 26 22
3.12329* . . . 26 21
3.35890 0.4779 0.5221 0.0714 27 20
3.38356* . . . 27 19
3.89315 0.4528 0.5472 0.0720 28 18
4.08767 0.4276 0.5724 0.0722 29 17
4.35342* . . . 29 16
4.36164* . . . 29 15
4.70959* . . . 29 14
4.72055* . . . 29 13
4.83836 0.3947 0.6053 0.0738 30 12
4.84384 0.3618 0.6382 0.0746 31 11
4.90959 0.3289 0.6711 0.0747 32 10
4.92877 0.2960 0.7040 0.0741 33 9
6.14521* . . . 33 8
6.67123 0.2590 0.7410 0.0735 34 7
6.69589* . . . 34 6
7.75616 0.2159 0.7841 0.0729 35 5
7.86849 0.1727 0.8273 0.0699 36 4
Group comparisons, Apr. 2012 45
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Stratum 2: group = Group 2
Product-Limit Survival Estimates
Survival
Standard Number Number
fu_yrs Survival Failure Error Failed Left
8.40000* . . . 36 3
9.14795* . . . 36 2
9.89041* . . . 36 1
9.93151* 0.1727 . . 36 0
NOTE: The marked survival times are censored observations.
Summary Statistics for Time Variable fu_yrs
Quartile Estimates
Point 95% Confidence Interval
Percent Estimate Transform [Lower Upper)
75 7.75616 LOGLOG 4.84384 .
50 3.35890 LOGLOG 1.92055 4.90959
25 1.28767 LOGLOG 0.35068 1.92055
Mean Standard Error
3.80527 0.42546
NOTE: The mean survival time and its standard error were underestimated
because the largest observation was censored and the estimation was
restricted to the largest event time.
Group comparisons, Apr. 2012 46
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Summary of the Number of Censored and Uncensored Values
Percent
Stratum group Total Failed Censored Censored
1 Group 1 241 124 117 48.55
2 Group 2 61 36 25 40.98
--------------------------------------------------------------
Total 302 160 142 47.02
Group comparisons, Apr. 2012 47
KM curves for groups 1 and 2 only
13:05 Tuesday, April 10, 2012
The LIFETEST Procedure
Testing Homogeneity of Survival Curves for fu_yrs over Strata
Rank Statistics
group Log-Rank Wilcoxon
Group 1 -1.1662 30.000
Group 2 1.1662 -30.000
Covariance Matrix for the Log-Rank Statistics
group Group 1 Group 2
Group 1 27.1545 -27.1545
Group 2 -27.1545 27.1545
Covariance Matrix for the Wilcoxon Statistics
group Group 1 Group 2
Group 1 911144 -911144
Group 2 -911144 911144
Test of Equality over Strata
Pr >
Test Chi-Square DF Chi-Square
Log-Rank 0.0501 1 0.8229
Wilcoxon 0.0010 1 0.9749
-2Log(LR) 0.0031 1 0.9556