Table of contents: Regional Guidebook to Improve Disability Data Collection and Analysis in the Arab Countries Acknowledgments Executive Summary Acronyms Introduction Disability Statistics for Policy Disability Concepts and Data Collection Strategies The Washington Group on Disability Statistics Data Collection Tools The History of the Washington Group The Washington Group Short Set of Questions Domain Definitions Use of Assistive Devices Time Reference of a Difficulty Advantages and Limitations of Washington Group-Short Set The Washington Group Extended Set on Functioning The Child Functioning Module Best Practices for Data Collection Measuring Prevalence of Disability Conclusion and Recommendations Endnotes References The Washington Group on Disability Statistics Data Collection Tools The History of the Washington Group The Washington Group Short Set of Questions Domain Definitions Use of Assistive Devices Time Reference of a Difficulty Advantages and Limitations of Washington Group-Short Set The Washington Group Extended Set on Functioning The Child Functioning Module Book traversal links for The Washington Group on Disability Statistics Data Collection Tools ‹ The Objectives and Use of a Standardized Measure of Disability Up The History of the Washington Group ›