The first of its kind, this remains the leading referecne text on health status measurement instruments. Worldwide economic constraints have stressed the need to monitor the outcomes of care and the output of health systems. This book provides a full and accurate description of 88 questionnaires and clinical rating scales, and reviews ecidence for the quality of each measure. Measurements of physical disability, social health, psychological well-being, depression, mental status testing, pain, and general health status or quality of life are covered. This text is intended as a reference work for researchers form the medical and social sciences, and for health professionals wishing to evaluate the progress of their patients.