The SF-36® Health Survey is a questionnaire with 36 standardized questions (items) used to assess generic health outcomes, which are often referred to as patient-reported outcomes (PRO) or health-related quality of life (HRQOL). The SF-36 measures eight domains of health outcomes: physical functioning, role-physical, bodily pain, general health, vitality, social functioning, role-emotional, and mental health. Version 2 of the SF-36 (SF-36v2® Health Survey) measures the same domains but contains improvements in wording and response choices to cover a wider range of health. The SF-12® Health Survey consists of a subset of 12 items from the SF-36 covering the same eight domains. The SF-36 and SF-12 are part of the “SF family” of patient-reported outcomes measures for adults, which also includes the SF-8; ™ Health Survey ...