Table 3 Postoperative events after propensity score matching

Operation time (min)

71.1 ± 11.6

58 ± 11.4

0.013^a

Blood loss during surgery (ml)

29.5 ± 18.0

27.1 ± 7.2

0.571

Postoperative drainage (ml)

134.3 ± 40.6

134.8 ± 31.4

0.971

Postoperative hospital stays (d)

2.5 ± 0.7

2.4 ± 0.6

0.629

Postoperative complication

1.00

 Yes

0

0

 No

21 (100%)

21 (100%)

Pain scores after surgery (interquartile)

 24 h median

3(1–9)

4(1–10)

0.878

 48 h

2(1–5)

2(1–6)

0.432

 72 h

2(1–3)

2 (1–3)

0.776

 The first week

1(1–2)

1(1–2)

1.0

Wound satisfaction scores (2-weeks)

3(1–5)

4(2–6)

0.022^a

Wound satisfaction scores (6-months)

3(1–6)

4(2–9)

0.039 ^a