Table 2 Fracture classification and impaired fracture healing

N

150

ORIF, N (%)

49 ( 32.7)

Cerclage, N (%)

33 ( 22.0)

Delayed union, N (%)

32 (21.3)

Nonunion, N (%)

14 (9.3)

AO type 31A1, N (%)

61 ( 40.7)

 1.1

7 (4.7)

 1.2

34 (22.7)

 1.3

20 (13.3)

AO type 31A2, N (%)

48 ( 32.0)

 2.1

14 ( 9.3)

 2.2

16 ( 10.7)

 2.3

18 ( 12.0)

AO type 31A3, N (%)

41 ( 27.3)

 3.1

19 (12.7)

 3.2

8 (5.3)

 3.3

14 (9.3)