Memory Care of the Future: Improving the Quality of Dementia Care Through Innovative Redesign of the Memory Care Environment

Change in function and independence, as measured by the Katz Index of Independence in Activities of Daily living (KATZ)

时间窗: every 2 weeks for up to one year

Measured using the self-reported KATZ questionnaire with a scale of independence = 1 and dependence = 0 to determine total score. The KATZ ranges from 0 to 6 with the lower score indicated patient is very dependent and the higher score indicated patient is independent.

Change in quality of life, as measured by the Quality of Life in Alzheimer's disease (QOL-AD)

时间窗: every 2 weeks for up to one year

Measured using the self-reported QOL-AD questionnaire comprised of 13 questions with a scale of poor = 1, fair = 2, good = 3, excellent =4. Scores range from 13 to 52, with higher scored indicating better quality of life.

Change in sleep quality, as measured by the Pittsburgh Sleep Quality Index (PSQI)

时间窗: every 2 weeks for up to one year

Measured using the self-reported PSQI that uses 9 questions regarding sleep quality to determine a final score where a total of "5" or greater is indicative of poor sleep quality.

Change in dementia related behaviors and delirium, as measured by the Neuropsychiatric Inventory-Questionnaire (NPI-Q)

时间窗: every 2 weeks for up to one year

Measured using the self-reported NPI-Q questionnaire that reports Yes = present or No = absent on 12 domains. If yes, then the informant rates the severity of the symptoms on a 3-point scale (1 = mild, 2 = moderate, 3 = severe) and the distress of the symptoms on a 5-point scale (0 = not distressing at all, 1 = minimal, 2 = mild, 3 = moderate, 4 = severe, 5 = extreme or very severe).

Change in mood, as measured by the Patient Health Questionnaire 9 (PHQ-9)

时间窗: every 2 weeks for up to one year

Measured using the self-reported PHQ-9 questionnaire that uses 9 question regarding patient health with a sale of not at all = 0, several days = 1, more than half the days = 2, nearly everyday =3. Scores range from 0 to 27, with higher scored indicating grater severity of depression.

Change in medication use

时间窗: every 2 weeks for up to one year

Measured using recorded medication use from patient's chart.

Change in falls

时间窗: monthly for up to one year

Measured using recorded fall data from patient's chart.