Clinical Frailty Scale (CFS) Calculator
9-point clinician-rated frailty assessment flowchart (Rockwood/NHS)
When to use it
Use to summarize overall fitness/frailty of an older adult after clinical assessment. Answer each question top-to-bottom (most frail → least frail). The first 'Yes' determines the CFS score. Widely used in CKD, transplant listing, and pre-operative evaluation.
Category
Frailty Assessment
References
- Rockwood K, Song X, MacKnight C, et al. A global clinical measure of fitness and frailty in elderly people. CMAJ. 2005;173(5):489-495
- Rockwood K, Theou O. Using the Clinical Frailty Scale in Allocating Scarce Health Care Resources. Can Geriatr J. 2020;23(3):210-215
- Alfaadhel TA, Soroka SD, Kiberd BA, et al. Frailty and mortality in dialysis: evaluation of a clinical frailty scale. Clin J Am Soc Nephrol. 2015;10(5):832-840
- McAdams-DeMarco MA, Law A, Salter ML, et al. Frailty and early hospital readmission after kidney transplantation. Am J Transplant. 2013;13(8):2091-2095
About NephroMind
This calculator is part of NephroMind, a free clinical decision-aid platform from the Arab Society of Nephrology and Renal Transplantation (ASNRT) — over 129 bedside nephrology calculators plus a renal drug-dosing database, coded by a practicing transplant nephrologist.