Table 4.

Logistic regression analysis of the predictive variables related to frailty in hemodialysis patients

	Odds ratio	95% CI	P-value
Model 1
Fourth quartile group (PA ≥ 5.0°)	1 (ref)
Third quartile group (PA 4.2 to < 5.0°)	7.304	0.819–65.114	0.075
Second quartile group (PA 3.7 to < 4.2°)	17.111	2.031–144.136	0.009
First quartile group (PA < 3.7°)	40.727	4.805–345.219	0.001
Model 2
Fourth quartile group (PA ≥ 5.0°)	1 (ref)
Third quartile group (PA 4.2 to < 5.0°)	7.219	0.791–65.885	0.080
Second quartile group (PA 3.7 to < 4.2°)	16.525	1.867–146.285	0.012
First quartile group (PA < 3.7°)	36.770	3.906–346.140	0.002
Model 3
Fourth quartile group (PA ≥ 5.0°)	1 (ref)
Third quartile group (PA 4.2 to < 5.0°)	4.855	0.383–61.527	0.223
Second quartile group (PA 3.7 to < 4.2°)	9.315	0.803–108.108	0.074
First quartile group (PA < 3.7°)	15.612	1.194–204.120	0.036

Model 1: PA class

Model 2: PA class + age, sex, HD vintage

Model 3: PA class + age, sex, HD vintage, diabetes mellitus, hemoglobin, C-reactive protein

PA Phase angle, HD Hemodialysis