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2011-2012 Class 6 Introduction to Medicine I REGENT TEACHER: ALTAMIRO COSTA PEREIRA SUPERVISOR TEACHERS: CRISTINA DA COSTA SANTOS GUSTAVO BACELAR DIFFERENT SCALES: DIFFERENT ANSWERS?

2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

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Page 1: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

2011-2012Class 6Introduction to Medicine I

REGENT TEACHER: ALTAMIRO COSTA PEREIRA

SUPERVISOR TEACHERS: CRISTINA DA COSTA SANTOS GUSTAVO BACELAR

DIFFERENT SCALES:

DIFFERENT ANSWERS?

Page 2: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Summary:

Introduction Aim Methods Subjects Questionnaire Conclusion References

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 3: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Introduction

Questionnaire research is a dynamic field, with several

applications in multiple areas of knowledge.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 4: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Introduction

DIFFERENT SCALES: DIFFERENT ANSWERS?

Questionnaire

must be

UNBIASED

Page 5: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Introduction

The QUESTIONNAIRE DESIGN influences

the quality of questionnaire results, which are

also related to the CHOICE OF THE SCALE

used in the questionnaire.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 6: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Introduction

DIFFERENT SCALES: DIFFERENT ANSWERS?

Visual Analogue Scale

Numeric Rating Scale

vs.

Page 7: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Aim

Finding out how different scales,

particularly VAS and NRS, can

influence an answer.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 8: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Aim

DIFFERENT SCALES: DIFFERENT ANSWERS?

Advantages,

Disadvantages,

Aplicability

of VRS and NRS

Page 9: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Protocol Design

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 10: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Subjects

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 11: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Subjects

The target population is:

Students of Integrated Master’s Degree in

Medicine

of Faculdade de Medicina da Universidade

do Porto.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 12: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Subjects

Exception: Class 6 and 7.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Every first-year student for the first time.

Page 13: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Subjects

The questionnaire is ANONYMOUS.

Codify the respondents, giving a number to each student, according to the alphabetical order of the names by class.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 14: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Subjects

This means of codifying the respondents is an efficient way to easily compare the answers to the questionnaires A and B, since it is

short and simple to read.

DIFFERENT SCALES: DIFFERENT ANSWERS?

XX/YY

Number of the student in the class

Number of the class

Page 15: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

MethodsDIFFERENT SCALES: DIFFERENT ANSWERS?

Page 16: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Methods

Longitudinal study

Codified study, to maintain

anonymity.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 17: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Methods

Two different moments in time when the same questions are made to the same people.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 18: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Questionnaire Desciption

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 19: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

DIFFERENT SCALES: DIFFERENT ANSWERS?

An example…

QUESTIONNAIRE B(Escreva um número de 0 a 10, em que 0 corresponde a “nunca” e 10 corresponde a “muito frequente”). 

Comunicar com amigos/familiares (por exemplo facebook, twitter, msn,)? ____

Nunca Muito Frequentemente

QUESTIONNAIRE A

(Marque uma cruz na recta no local que lhe parece estar de acordo com a sua resposta)

Comunicar com amigos/familiares (por exemplo facebook, twitter, msn,)?

Com que frequência usa a Internet para:

Page 20: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

DIFFERENT SCALES: DIFFERENT ANSWERS?

Fluxogram

Page 21: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 22: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Conclusion

With the data collected we expect

to acquire solid information about

the applicability of VAS

and NRS.

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 23: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

References

Convinha eu ter referencias para as poder por no ppt…

DIFFERENT SCALES: DIFFERENT ANSWERS?

Page 24: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

Class 6

DIFFERENT SCALES: DIFFERENT ANSWERS?

Ana Carvalho

Diana Castro

Fábio Gouveia

Inês Marques

Inês Farinha

Joana Cabrera

João Sousa

João Costa

Mariana Costa

Rita Pereira

Tânia Pereira

Page 25: 2011-2012 Class 6 Introduction to Medicine I DIFFERENT SCALES: DIFFERENT ANSWERS? DIFFERENT SCALES: DIFFERENT ANSWERS?

2011-2012Class 6Introduction to Medicine I

REGENT TEACHER: ALTAMIRO COSTA PEREIRA

SUPERVISOR TEACHERS: CRISTINA DA COSTA SANTOS GUSTAVO BACELAR

DIFFERENT SCALES:

DIFFERENT ANSWERS?