· The QOL-AD is a 13-item questionnaire designed to provide both a patient and a caregiver report of the quality of life (QOL) for patients who have been diagnosed with Alzheimer Disease (AD) (Logsdon, Bibbons, McCurry, & Teri, 1999). The 15-item QOL-AD includes an additional four items, including the ability to take care of oneself, live with ....