Table 2.

Univariate regression analysis of clinical and laboratory parameters associated with GDF15 in cirrhotic PBC patients.

Variables	B	SE	p value	95% CI	R 2
TBIL (μmol/L)	0.517	0.108	<0.001	0.290-0.745	0.558
DBIL (μmol/L)	0.435	0.078	<0.001	0.272-0.599	0.635
TBA (μmol/L)	0.522	0.163	0.005	0.179-0.865	0.362
ALB (g/L)	-0.052	0.009	<0.001	-0.072 to -0.032	0.629
CRP (mg/L)	0.455	0.101	<0.001	0.243-0.668	0.547
MELD score	0.577	0.140	0.001	0.283-0.872	0.485
Mayo risk score	1.950	0.460	<0.001	0.983-2.917	0.499

TBIL: total bilirubin; DBIL: direct bilirubin; TBA: total bile acids; ALB: albumin; CRP: C-reactive protein; MELD score: Model for End-stage Liver Disease score; CI: confidence interval.