Assessment of the Safety and Efficiency of a Preperitoneal Continuous Infusion Using Bupivacaine after Abdominal Laparotomy in Digestive Carcinology

Table 2

The average length of stay in the intensive care and visceral surgery units for both study groups (mean ± SD).

	Bupivacaine group (n = 30)	Saline group (n = 30)	value
Hospitalization in the intensive care unit (days)	1.3 ± 0.7	1.5 ± 0.8	0.85
Hospitalization in visceral surgery unit (days)	8.2 ± 4.1	8.8 ± 5	0.62