Negative short-term impact of intraoperative biliary lavage in patients with hepatolithiasis

Table 1 Preoperative variables of patients in the control and lavage groups n (%)

	Control group(n = 254)	Lavage group(n = 678)	P value
Age (yr)	55.96 ± 13.48	50.81 ± 10.91	0.223
Gender (M:F)	81:173	180:498	0.119
Pulmonary disease	45 (17.7)	154 (22.7)	0.106
Hypertension	25 (9.8)	63 (9.3)	0.803
Diabetes mellitus	11 (4.3)	27 (3.9)	0.853
Past history of biliary tract surgery	119 (46.9)	287 (42.3)	0.235
Past history of cholangioenterostomy	11 (4.3)	15 (2.2)	0.115
Past history of liver resection	23 (9.1)	72 (10.6)	0.713
Stone location			0.892
Right	159 (62.5)	395 (58.3)
Left	215 (84.6)	577 (85.1)
Extra	158 (62.2)	406 (59.8)
Total bilirubin	15.8 ± 10.42	18.3 ± 24.33	0.110
ALB (g/L)	40.31 ± 3.45	39.45 ± 6.92	0.197
WBC (× 109/L)	5.61 ± 2.02	6.05 ± 4.7	0.462
AST (U/L)	39.6 ± 45.12	53.51 ± 61.38	0.155
ALT (U/L)	38.76 ± 54.37	64.61 ± 76.79	0.306

Data for age and levels of total bilirubin, ALB, WBC, AST, and ALT are presented as the mean ± SD. ALB: Albumin; WBC: White blood cells; AST: Aspartate aminotransferase; ALT: Alanine aminotransferase.