Table 1 Patient demographic, peri-operative, and post-operative characteristics

Gender

Male

Female

30(14.6)

176(85.4)

Median Age, years (range)

41(19–75)

Parkland Grading Scale Grade

Grade 1

Grade 2

Grade 3

Grade 4

Grade 5

67(32.5)

75(36.4)

42(20.4)

15(7.3)

7(3.4)

Diagnosis

Symptomatic cholelithiasis

Acute Cholecystitis

Chronic Cholecystitis

Resolved Biliary Pancreatitis

169(82)

13(6.3)

15(7.3)

9(4.4)

History of Cholecystitis

20(9.7)

History of ERCP

1(0.5)

Previous abdominal surgery

Upper abdomen surgery

Lower abdomen surgery

35(17)

4(1.9)

31(15.1)

BMI category

Under weight

Normal weight

Overweight

Obese

3(1.5)

122(59.2)

75(35.4)

8(3.9)

Intra-abdominal adhesion

Yes

No

78(37.9)

128(62.1)

Manual GB decompression

Yes

No

15(7.3)

191(92.7)

Partial Cholecystectomy

3(1.4)

Converted to open surgery

12(5.8)

Help needed from colleagues

20(9.7)

Operative time, median(range) minutes

55(35–360)

Difficulty level of surgery

Level 1-Very easy

Level 2- Easy

Level 3- Normal

Level 4-Difficult

Level 5-Very Difficult

82(39.8)

59(28.6)

31(15)

23(11.2)

11(5.3)