Table 5: Operative data.

 

Operative data

Group I
(n = 62)

Group II
(n = 63)

 

P-value

 

No.

%

No.

%

No. of CBD stones:

Single

Multiple

 

47

10

 

82.5%

17.5%

 

50

13

 

79.4%

20.6%

 

0.667

CBD diameter: (cm)

Mean ± SD

Range

 

0.94 ± 0.15

0.7-1.3

 

0.97 ± 0.17

0.6-1.3

 

0.360

Operative time: (min)

Mean ± SD

Range

 

58.54 ± 10.35

39.0-94.0

 

143.21 ± 27.97

90.0-186

 

< 0.001*

Complete removal of stones:

Yes

No

 

49

8

 

86.0%

14.0%

 

58

5

 

92.1%

7.9%

 

0.283

*The significance between the compared groups in the different parameters P value at < 0.001.