3-1. Katz Index of Independence in Activities of Daily Living

(Source: Slightly adapted from

• Katz, S., Down, T. D., Cash, H. R., & Grotz, R. C. [1970]. Progress in the development of the index of ADL. The Gerontologist, 10[1], 20-30
. Copyright © The Gerontological Society of America. Reproduced [Adapted] by permission of the publisher.)