Table 2 Comparisons of surgery-related parameters and clinical results between mini-transverse incision group and open CTR group

Incision length (mm)

4.4±0.6

44.8±3.7

<0.001

Surgical time (minutes)

7.8±1.9

21.2±3.4

<0.001

Hospital stay (days)

3.7±1.6

5.9±2.0

0.006

Days to return to work

8.5±3.9

21.2±5.2

<0.001

 Preoperation

3.7±1.6

3.9±1.6

0.797

 Postoperative 1 month

1.2±0.8

1.8±0.8

<0.001

 Postoperative 3 months

0.5±0.6

1.0±0.6

0.003

 Postoperative 6 months

0.2±0.4

0.5±0.7

0.276

 Preoperation

3.4±0.7

3.2±0.9

0.673

 Postoperative 1 month

2.3±0.6

2.6±0.7

0.007

 Postoperative 3 months

1.8±0.5

2.1±0.6

0.073

 Postoperative 6 months

1.3±04

1.5±0.7

0.394

 Preoperation

3.1±0.5

3.2±0.6

0.904

 Postoperative 1 month

2.2±0.8

2.7±0.8

0.003

 Postoperative 3 months

1.8±0.6

2.2±0.7

0.022

 Postoperative 6 months

1.3±0.5

1.5±0.6

0.466

0.304

 Excellent

62 (72.9)

56 (62.9)

 Good

17 (20.0)

21 (23.6)

 Fair

6 (7.1)

10 (11.2)

 Poor

0 (1.6)

2 (2.2)