Comparison of low-pressure and standard-pressure pneumoperitoneum laparoscopic cholecystectomy in patients with cardiopulmonary comorbidities: a double blinded randomized clinical trial

Table 2 Surgeon comfort level during operation

Variable	LPLC group (n = 62)	SPLC group (n = 62)	P§
Surgeon’s comfort¶			0.114
Level 1	1(1.6)	0(0)
Level 2	5(8.1)	1(1.6)
Level 3	56(90.3)	61(98.4)

Values in parentheses are percentages. ¶ Level 1 indicates unsatisfied with intraoperative visibility or working space, need to increase pneumoperitoneum pressure; Level 2, nearly excellent, but did not affect operation and there was no need to increase pneumoperitoneum pressure; Level 3, excellent, adequate view and working space. §Fisher’s exact test

ISSN: 1471-2482