TABLE 4.

Binary logistic regression analysis of risk factors for pruritus.

Predictor variables	B	SE	OR (95% CI)	P	VIF
UF rate (mL/min)	0.082	0.047	1.086 (0.991–1.190)	0.077	1.256
Post-dialysis Urea (mmol/L)	0.021	0.048	1.021 (0.930–1.121)	0.663	1.226
Cr clearance (μmol/L)	0.002	0.001	1.002 (1.000–1.004)	0.018	1.037
insomnia	0.699	0.298	2.012 (1.122–3.607)	0.019	1.008

Hosmer-Lemeshow Test: χ² = 7.651, p = 0.468.

UF, ultrafiltration; Cr,creatinine.