Fig. 1From: Worsening functional status in nephrogeriatrics needs to be accounted for when clinically assessing CKD advancement in addition to GFR; supporting evidence based on the practical application of theoretical modellingThe theoretical model in the author's own elaboration describing the interrelationships between CKD and the patient's age, comorbidity, the number of medications taken and the functional status measured using the IADL, Tinetti, and Barthel testsBack to article page