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Table 3 Comparison of clinical results.

From: Cost-minimization analysis in a blind randomized trial on small-incision versus laparoscopic cholecystectomy from a societal perspective: sick leave outweighs efforts in hospital savings

 

Laparoscopic cholecystectomy

(n = 120)

Small-incision cholecystectomy

(n = 137)

Statistical analysis

Mortality

0

0

 

Complications

21

16

p = 0.119

intra-operative

5

3

p = 0.363

postoperative

16

13

p = 0.331

Failed symptom relief

11 (9.2%)

14 (10.2%)

p = 0.777

Operative time (min):

   

mean (SD)

71.9 (25.8)

60.4 (18.3)

p < 0.001

median (range)

68.5 (26-215)

60.0 (29-105)

 

Conversion rate

14 (11.7%)

22 (16.1%)

p = 0.312

Operative team:

   

surgeon-resident

15 (12.5%)

21 (15.3%)

p = 0.515

resident-surgeon

84 (70.0%)

100 (73.0%)

p = 0.596

resident-resident

21 (17.5%)

18 (13.1%)

p = 0.331

Hospital stay*

   

mean (SD)

2.4 (4.6)

3.1 (12.4)

p = 0.560

median (range)

1 (1 - 36)

2 (1 - 144)

 

Hospital stay* (without 1 extreme value)

mean (SD)

2.1 (3.4)

2.0 (2.4)

p = 0.877

Number of patients with:

   

1 night stay postoperative

67 (55.8%)

62 (45.3%)

p = 0.091

2 nights stay postoperative

38 (31.7%

56 (40.9%)

p = 0.127

  1. * hospital stay: in postoperative nights