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Table 2 Comparison of patient clinical characteristics

From: Risk factors for difficulty of laparoscopic cholecystectomy in grade II acute cholecystitis according to the Tokyo guidelines 2013

Variable

DLC group

NDLC group

P value

(n = 34)

(n = 88)

Age, years

68.8 ± 2.42

66.7 ± 1.50

0.455

Male, n (%)

28 (82.4)

51 (58.0)

0.011

BMI

24.5 ± 0.672

25.2 ± 0.418

0.389

Interval between symptom onset and operation, hours

126 ± 9.04

70.3 ± 5.62

< 0.0001

Interval between symptom onset and admission, hours

65.6 ± 7.07

32.9 ± 4.40

0.0001

Fever on admission, n (%)

  

0.715

 No

24 (70.6)

65 (73.9)

 

 Yes

10 (29.4)

23 (26.1)

 

Abdominal pain on admission, n (%)

  

0.409

 No

1 (2.9)

6 (6.8)

 

 Yes

33 (97.1)

82 (93.2)

 

ASA score, n (%)

  

0.949

 <3

11 (32.4)

29 (32.9)

 

 ≥3

23 (67.6)

59 (67.1)

 

Performance status, n (%)

  

0.695

 <3

32 (94.1)

81 (92.1)

 

 ≥3

2 (5.9)

7 (7.9)

 

Anticoagulant therapy, n (%)

10 (29.4)

12 (13.6)

0.042

Hypertension, n (%)

12 (35.3)

39 (44.3)

0.365

Diabetes mellitus, n (%)

9 (26.5)

20 (22.7)

0.663

  1. Continuous variables are presented as mean ± SEM
  2. BMI Body mass index, ASA American Society of Anesthesiologists