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

Table 3 Postoperative variables of patients in the control and lavage groups n (%)

	Control group(n = 254)	Lavage group(n = 678)	P value
Death	1	1	0.471
Cost	RMB 28437.1 ± 8530.5	RMB 32264.2 ± 11893.2	0.043
Postoperative hospital stay (d)	6.67 ± 3.78	7.82 ± 4.34	0.024
Fever (> 37.5 °C)	207 (81.4)	618 (91.2)	0.001
High fever (> 38.5 °C)	101 (39.8)	372 (54.9)	0.001
Antibiotic up-regulation	67 (26.3)	259 (38.2)	0.001
Blood bacterial culture positive	34 (13.4)	175 (25.8)	0.001
Bile bacterial culture positive	60 (23.6)	276 (40.1)	0.001
Cholangitis	51 (20.1)	238 (35.1)	0.001
Pulmonary infection	5 (1.9)	22 (3.2)	0.383
Abdominal infection	12 (4.7)	59 (8.7)	0.051
Bile leakage	8 (3.1)	33 (4.8)	0.287
Complications
Grade I	69 (27.1)	174 (25.7)	0.250
Grade II	87 (34.2)	305 (45.0)
Grade III	7 (2.8)	16 (2.3)
Grade IV	2 (0.8)	3 (0.4)

Data for cost and postoperative hospital stay are presented as the mean ± SD.