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Table 3 Complications

From: Adopting the direct anterior approach: experience and learning curve in a Chinese patient population

Group

Intraoperative Complication

Unacceptable LLD (> 10 mm)

Malposition of stem

Malposition of cup

Incision-related complication

Dislocation

HO

Total

Total

1

2

3

Group A

5

1

3

1

4

2

3

4

2

2

22

Group B

2

2

0

0

2

2

1

1

0

0

8

t/λ2

0.61

0.17

0.00

0.26

0.84

0.49

0.49

9.33

p

0.433

0.674

1.000

0.610

0.469

0.496

0.495

0.002

  1. Explanation: 1 wrong interval; 2 periprosthetic fractures; 3 major vascular injury. LLD leg length discrepancy, HO heterotopic ossification