Preoperative albumin-bilirubin score predicts short-term outcomes and long-term prognosis in colorectal cancer patients undergoing radical surgery

Table 1 Baseline information of high albumin-bilirubin group and low albumin-bilirubin group, n (%)

Characteristic	Low ALBI (1908)	High ALBI (2117)	P value
Age, years	60.0 ± 11.6	65.4 ± 12.1	< 0.01a
Sex			0.096
Male	1098 (57.5)	1273 (60.1)
Female	801 (42.5)	844 (44.2)
BMI, kg/m2	23.1 ± 3.1	22.4 ± 3.3	< 0.01a
Smoking	707 (37.1)	813 (38.4)	0.378
Drinking	580 (30.4)	650 (30.7)	0.834
Hypertension	475 (24.9)	575 (27.2)	0.102
T2DM	225 (11.8)	273 (12.9)	0.289
CHD	55 (2.9)	117 (5.5)	< 0.01a
Albumin, g/L	44.3 ± 3.8	36.3 ± 4.1	< 0.01a
Total bilirubin, μmol/L	10.9 ± 5.4	12.0 ± 6.3	< 0.01a
ALBI	-3.1 ± 0.3	-2.4 ± 0.3	< 0.01a
Surgical history	446 (23.4)	500 (23.6)	0.856
Open surgery	163 (8.5)	365 (17.2)	< 0.01a
Tumor location			< 0.01a
Colon	1132 (59.3)	1005 (47.5)
Rectum	776 (40.7)	1112 (52.5)
TNM stage			< 0.01a
I	449 (23.5)	348 (16.4)
II	770 (40.4)	956 (45.2)
III	689 (36.1)	813 (38.4)
Tumor size			< 0.01a
< 5 cm	1241 (65.0)	1106 (52.2)
≥ 5 cm	667 (35.0)	1011 (47.8)

^aP < 0.05.

ALBI: Albumin-bilirubin; T2DM: Type 2 diabetes mellitus; BMI: Body mass index; CHD: Coronary heart disease.