A comprehensive reference for clinical investigators who conduct quality of life assessments. The volume is divided into eleven sections: introduction to the field; standard scales, tests, and approaches; specific scales, tests, and measures; choosing and administering tests and treatments; analyzing, interpreting, and presenting data; special perspectives on quality of life issues; cross-cultural and cross-national issues; health policy issues; special populations to assess quality of life; specific problems and diseases; and pharmacoeconomics.