Table 1: Distribution according to the abdominal cavity approach technique in conventional and laparoscopic cholecystectomy in patients with bile duct lithiasis. N = 312.

Surgical

technique

Cholecystectomy

Total

Conventional

Laparoscopic

n

%

n

%

N

%

Veress needle

0

0.00

251

80.45

251

80.45

Hasson trocar

0

0.00

27

8.65

27

8.65

Subcostal

transverse incision

26

8.33

0

0.00

26

8.33

Kocher incision

8

2.57

0

0.00

8

2.57

Total

34

10.90

278

89.10

312

100.00

Statistical value 21.023, critical value 27.621,

p = 0.01 (significant), gl (degrees of freedom) 4.