Table 2.
OC | LC | MC | CBDE | Shunt | Concomitant operation | ||||||||
n | N | % | n | % | n | % | n | % | n | % | N | % | |
Trial patients | 724 | 0 | 362 | 50.0 | 362 | 50.0 | 39 | 5.4 | 0 | 20 | 2.8 | ||
Non-randomised patients | 993 | 520 | 52.4 | 319 | 32.1 | 154 | 15.5 | 201 | 20.2 | 15 | 1.5 | 69 | 6.9 |
p < 0.001 | p < 0.001 | P < 0.001 |
OC = conventional open cholecystectomy, LC = Laparoscopic cholecystectomy, MC = mini-laparotomy cholecystectomy, CBDE = common bile duct exploration, Shunt = choledochoduodenostomy, Concomitant operation = other operation performed in combination with cholecystectomy.