Table 3 Postoperative recovery and adverse events

QoR- 15 score at 24 h postoperatively (0—150)

100.8 ± 7.3

95.2 ± 8.6

0.012*

Duration of abdominal drain retention (day)

4.0 (3.1, 5.9)

4.5 (3.5, 6.0)

0.406

Postoperative hospital stay (day)

6.2 ± 2.0

6.3 ± 1.6

0.839

Postoperative adverse reactions

 Nausea or vomiting

2 (7.1%)

3 (11.1%)

0.669

 Dizziness

3 (10.7%)

6 (22.2%)

0.295

 Respiratory depression

0 (0.0%)

1 (3.7%)

0.491

 Postoperative Shoulder pain

6 (21.4%)

3 (11.1%)

0.469