A frailty index based on routine laboratory data predicts increased risk of mortality in Chinese community-dwelling adults aged over 55 years: a five-year prospective study

Table 4 Comparison of FI-self-report vs FI-lab vs FI-combined for Prediction of 5-year mortality

	B	SE	Wald Statistic	HR(95%CI)^a	AUC (95% CI)
FI-self-report					0.79^b(0.77–0.82)
Age	0.08	0.01	53.88	1.09 (1.06–1.11)*
Female	-0.56	0.17	11.35	0.57 (0.41–0.79)*
FI-self-report	0.04	0.01	44.22	1.04 (1.03–1.05)*
FI-lab					0.77^c(0.75–0.80)
Age	0.11	0.01	107.21	1.12 (1.10–1.14)*
Female	-0.34	0.16	4.35	0.72 (0.52–0.98)*
FI-lab	0.02	0.01	9.54	1.02 (1.01–1.03)*
FI-combined					0.81^d(0.78–0.82)
Age	0.09	0.01	61.02	1.09 (1.07–1.12)*
Female	-0.54	0.17	10.53	0.58 (0.42–0.81)*
FI-combined	0.05	0.01	46.23	1.05 (1.04–1.07)*
FI-self-report & FI-lab
Age	0.08	0.01	53.12	1.09 (1.06–1.11)*
Female	-0.56	0.17	11.41	0.57 (0.41–0.79)*
FI-self-report	0.04	0.01	38.04	1.04 (1.03–1.05)*
FI-lab	0.01	0.01	4.86	1.02 (1.00–1.03)*

Abbreviations: FI Frailty index, AUC Area under the curve, CI Confidence interval, SE Standard error, HR Hazard ratio,*p<0.05 was considered as significance
^a Adjusted for age and sex
^b p = .042 for comparison of FI-self-report vs FI-lab
^c p = .028 for comparison of FI-lab vs FI-combined
^d p = .049 for comparison of FI-self-report vs FI-combined

ISSN: 1471-2318