Table 5.

Ordered logistic regression analysis of blood parameters and frailty in elderly patients with CHD.

	Model 1			Model 2			Model 3
	β	P	95% CI	β	P	95% CI	β	P	95% CI
Lower Hb	0.906	<0.001	0.414~1.399	0.454	0.105	−0.095~1.002	0.728	0.057	−0.022~1.479
Lower RDW	−1.102	<0.001	−1.643~-0.561	−0.714	0.020	−1.315~-0.114	−0.721	0.033	−1.383~-0.059
Lower HRR	1.236	<0.001	0.720~1.752	0.754	0.010	0.178~1.329	1.126	0.004	0.365~1.887

Model 1, unadjusted; Model 2, adjusted for age, BMI, number of drugs, CCI and heart failure; Model 3, adjusted for age, BMI, number of drugs, comorbidity index, heart failure, RBC, albumin, total cholesterol, triglyceride, LDL-C and HDL-C.