A systematic review of measures of ability to meet basic needs in older persons.

"Declaration of Conflicts of Interest Dr Taryn Williams has no competing interests. Dr Leon Geffen is a Fellow of interRAI and co-author of the interRAI Check-Up Self-report instrument. He receives no financial remuneration for this work. Dr Sebastiana Kalula has no competing interests. The authors alone are responsible for the views expressed in this article and they do not necessarily represent the views, decisions or policies of the institutions with which they are affiliated. Declaration of Sources of Funding This work was supported by the Samson Institute for Ageing Research (SIFAR)."

"Declaration of Sources of Funding This work was supported by the Samson Institute for Ageing Research (SIFAR)."

"This systematic review follows the Preferred Reporting Items for Systematic Reviews [] methodology for conducting a systematic review. We also have submitted registration of the protocol of the review prior to the literature search in the PROSPERO (ID: CRD42022300183)."