Table 4.

Clinical factors associated with the extent of decrease in urine volume in PD patients at baseline.

Variables	Simple linear regression		Multiple linear regression
	β (95% CI)	P value	β (95% CI)	P value
Serum endocan (ng/mL)	69.0 (41.8, 96.3)	<0.001	54.8 (27.1, 82.5)	<0.001
Proteinuria (mg/day)	0.44 (0.18, 0.70)	0.002	0.24 (0.03, 0.46)	0.031
Cr (mg/dL)	57.5 (16.1, 99.0)	0.009	–	–
Serum TNF-α (pg/mL)	116.5 (23.6, 209.3)	0.017	–	–
Urine volume (mL/day)	−0.13 (−0.47, 0.21)	0.429	–	–

Cr – creatinine; TNF-α – tumor necrosis factor-α; β – regression coefficient; CI – confidence interval.