Validation of clinical frailty scale in Chinese translation

BMC Geriatrics

Table 3 Reliability and validation tests of CFS-C

Tests	N	Weighted kappa	p-value	Kendall’s tau	p-value
Inter-rater reliability
Physicians vs. research assistant	52	0.60	< .0001	0.67	< .0001
Criterion concurrent validity
CFS-C categorisation^a vs. Fried frailty phenotype	213	0.37	< .0001	0.46	< .0001
CFS-C vs. FI-CGA	214	-	-	0.64	< .0001
CFS-C categorisation^a vs. FI-CGA categorisation^b	214	0.51	< .0001	0.63	< .0001

Abbreviations: CFS-C Chinese version of Clinical Frailty Scale, FI-CGA Frailty Index based on a Comprehensive Geriatric Assessment
^a Robust: CFS-C 1–2, prefrail: CFS-C 3–4, frail: CFS-C 5–7
^b Robust: FI-CGA ≤ 0.08, prefrail: 0.08 < FI-CGA < 0.25, frail: FI-CGA ≥ 0.25

ISSN: 1471-2318