Table 2 Comparison of intraoperative and postoperative indexes between the two groups.

From: Prospective randomized trial of triple port laparoscopic cholecystectomy combined with choledochoscopic common bile duct exploration and primary closure for acute abdominal pain

 

T-tube-free group(n = 35)

T-tube group (n = 26)

Statistic

P

Operative time(min)

88.94 ± 27.68

115.58 ± 32.83

t = − 3.432

0.001

Intraoperative blood loss (ml)

10.00(10.00,10.00)

10.00(10.00,20.00)

z = − 2.069

0.039

Number of CBDS (number)

4.00(3.00,6.00)

4.50(2.00,6.00)

z = − 0.037

0.971

Maximum diameter of CBDS (mm)

2.67 ± 0.86

2.98 ± 0.51

t = − 1.665

0.101

POD1 pain scores (VAS)

3.53 ± 0.64

3.97 ± 0.57

t = − 2.796

0.007

Time to first flatus (days)

1.15 ± 0.35

1.25 ± 0.30

t = − 1.105

0.274

Duration of abdominal drainage (days, ≤ 50 mL/day, non-bilious)

3.82 ± 0.42

4.69 ± 0.64

t = − 6.426

 < 0.001

Length of hospital stay (days)

6.17 ± 0.47

6.82 ± 0.78

t = − 4.081

 < 0.001

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