A New Method of Assessing Ability to Perform Activities of Daily Living: Design, Methods and Baseline Data

Purpose: To describe study protocol and baseline characteristics of initial subjects. Methods: Prospective study of 194 glaucoma patients. After informed consent, patients were evaluated using a third-generation, performance-based measure, Assessment of Disability Related to Vision (ADREV), nine tasks to simulate daily living activities; including: reading in reduced illumination, recognizing facial expression, detecting motion, recognizing street signs, locating objects, ambulating, placing pegs into different sized holes, telephoning, and matching socks. All patients completed clinical tests including visual acuity (Early Treatment Diabetric Retinopathy Study [ETDRS]), monocular and binocular visual fields, contrast sensitivity, stereopsis, and National Eye Institute's Visual Functioning Questionnaire (NEI VFQ-25). Main outcome measures are scores on subtests, total scores of ADREV and NEI VFQ-25. Results: Mean age was 67.1 years; 51% were female, 55% were of European extraction. Seventy-two percent had...