Measuring Health and Disability: Manual for WHO Disability Assessment Schedule (WHODAS 2.0)

Measuring Health and Disability: Manual for WHO Disability Assessment Schedule (WHODAS 2.0)

by T. B. Ustun, N. Kostanjsek, S. Chatterji, J. Rehm
     
 

ISBN-10: 9241547596

ISBN-13: 9789241547598

Pub. Date: 04/28/2010

Publisher: World Health Organization

The WHO Disability Assessment Schedule (WHODAS 2.0) is a unique practical instrument, based on the International Classification of Functioning, Disability and Health (ICF), that can be used to measure general health and disability levels, including mental and neurological disorders, both at the population level or in clinical practice, in a wide range of cultural

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Overview

The WHO Disability Assessment Schedule (WHODAS 2.0) is a unique practical instrument, based on the International Classification of Functioning, Disability and Health (ICF), that can be used to measure general health and disability levels, including mental and neurological disorders, both at the population level or in clinical practice, in a wide range of cultural settings. Presented in this book is a detailed overview of how the schedule was developed and validated, together with a description of its key features and applications. The questionnaires that form the basis of WHODAS 2.0 are available in three versions (36 item, 12 item, and 12 + 24 item), which are reproduced in the book, accompanied by detailed practical guidelines on how to use them effectively.

The publication is aimed at all health professionals who are involved in studying disability and health. It will be of interest to general health workers, psychiatrists, psychologists, neurologists and specialists in addiction problems.

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Product Details

ISBN-13:
9789241547598
Publisher:
World Health Organization
Publication date:
04/28/2010
Series:
Nonserial Publication
Pages:
151
Product dimensions:
6.70(w) x 9.80(h) x 0.40(d)

Table of Contents

Preface v

Abbreviations and acronyms vii

Part I Background 1

1 Introduction 3

1.1 Why is disability assessment important? 3

1.2 Why develop a method to assess disability? 3

1.3 What is WHODAS 2.0? 4

1.4 Why use WHODAS 2.0? 5

1.5 Purpose and structure of the manual 8

2 WHODAS 2.0 development 11

2.1 Rationale and conceptual background for the development of WHODAS 2.0 11

2.2 Relation with WHO Quality of Life instrument 12

2.3 Process of development of WHODAS 2.0 12

2.4 Final structure of WHODAS 2.0 16

3 Psychometric properties of WHODAS 2.0 19

3.1 Test-retest reliability and internal consistency 19

3.2 Factor structure 20

3.3 Cross-cultural sensitivity to change 21

3.4 Item-response characteristics 22

3.5 Validity 22

3.6 WHODAS 2.0 in the general population 25

4 Uses of WHODAS 2.0 27

4.1 Applications of WHODAS 2.0 27

4.2 Further development of WHODAS 2.0 31

Part 2 Practical aspects of administering and scoring WHODAS 2.0 35

5 Administering WHODAS 2.0 37

5.1 Access and conditions of use for WHODAS 2.0 and its translations 37

5.2 Modes of administering WHODAS 2.0 37

5.3 Training in the use of WHODAS 2.0 38

6 Scoring of WHODAS 2.0 41

6.1 WHOOAS 2.0 summary scores 41

6.2 WHODAS 2.0 domain scores 42

6.3 WHODAS 2.0 population norms 42

6 4 WHODAS 2.0 item scores 45

6.5 Handling missing data within WHODAS 2.0 45

7 Question-by-question specifications 47

7.1 Questions A1-A5: Demographic and background information 47

7.2 Questions D1.1-D1.6: The six domains 48

7.3 Questions F1-F5: Face sheet 55

7.4 Questions H1-H3: Effect of difficulties 55

7.5 Questions S1-S12: Short-form questions 56

8 Syntax for automatic computation of overall score using SPSS 59

9 Guidelines and exercises for use of WHODAS 2.0 63

9.1 Interviewer-administered version specifications 63

9.2 Typographical conventions 64

9.3 Using flashcards 66

9.4 Asking the questions 66

9.5 Clarifying unclear responses 67

9.6 Recording data 69

9.7 Problems and solutions 71

10 Test yourself 73

10.1 Test yourself: Questions 73

10.2 Test yourself: Answers 78

Glossary 79

References 83

Part 3 WHOOAS 2.0 VERSIONS 89

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