Table 5 Complications

38.7% (674 of 1742)

4.6% (22 of 481)

13.16

8.4926–20.4135

 < 0.0001

1.0% (4 of 407)

1.2% (7 of 567)

0.79

0.2309–2.7306

0.7

5.0% (75 of 1493)

1.8% (11 of 605)

2.85

1.5060–5.4168

0.001

1.4% (17 of 1204)

0.9% (4 of 462)

1.63

0.5489–4.8995

0.4

88.3% (477 of 540)

81.6% (315 of 386)

17.28

12.8770–23.1941

 < 0.0001

22.3% (327 of 1467)

4.7% (12 of 255)

5.80

3.2118–10.5048

 < 0.0001