Table 2.

Regression analysis of variables associated with frailty

Variable	Univariate		Multivariate
	OR (95 % CI)	p value	OR (95 % CI)	p value
Age (≥65 years)	2.0 (0.9–4.9)	.11
Female sex	3.0 (1.3–7.1)	.01	3.3 (1.3–8.0)	.009
Hemoglobin (g/dL)	0.6 (0.4–1.1)	.08
Albumin (g/dL)	0.9 (0.8–1.0)	.07
Time on dialysis
No dialysis	1 [reference]
<12.5 months	2.0 (0.7–5.4)	.17
≥12.5 months	0.8 (0.3–2.3)	.68
Comorbidity Charlson index score ≥5	2.3 (1.0–5.6)	.06	2.6 (1.0–6.6)	.04