Table 3.

Determinants of serum albumin levels in CPD patients ( n =301)

	Simple linear regression		Backward stepwise multiple regression analysis
Variables	Coefficient ± SE	P	Beta Coefficient ± SE	P
Age (years)	-0.011 ± 0.002	<0.001
Diabetes mellitus (Yes = 1)	-0.302 ± 0.081	<0.001
High and high average Cr D/P, 4 h (Yes = 1)	-0.264 ± 0.053	<0.001	-0.202 ± 0.064	0.002
Hemoglobin (g/dL)	0.046 ± 0.017	0.008	0.050 ± 0.021	0.020
Cholesterol (mg/dL)	0.002 ± 0.001	0.001	0.002 ± 0.001	0.044
Triglyceride (mg/dL)	0.001 ± 0.000	0.001	0.001 ± 0.000	0.001
Creatinine (mg/dL)	0.055 ± 0.008	<0.001	0.047 ± 0.012	<0.001
Phosphate (mg/dL)	0.097 ± 0.019	<0.001
Log BCL (μg/L)	-0.277 ± 0.059	<0.001	-0.185 ± 0.074	0.013
Log Hs-CRP (mg/L)	-0.113 ± 0.056	0.045	-0.095 ± 0.052	0.043

CPD, chronic peritoneal dialysis; Cr D/P, dialysate-to-plasma ratio of creatinine; Log BCL, logarithmic transformation of the blood cadmium level; Log Hs-CRP, logarithmic transformation of the high-sensitivity C-reactive protein level.