Variables | With comminution (n = 212) | Without comminution (n = 172) | P value | ||||
---|---|---|---|---|---|---|---|
Anterior comminution (n = 14) | Posterior comminution (n = 88) | Superior comminution (n = 16) | Inferior comminution (n = 60) | Multiple comminution (n = 34) | |||
Nonunion (%) | 16 (7.5) | 3 (1.7) | 0.009 | ||||
1 (7.1) | 6 (6.8) | 0 (0.0) | 4 (6.7) | 5 (14.7)* | |||
ONFH (%) | 24 (11.3) | 5 (2.9) | 0.002 | ||||
0 (0.0) | 10 (11.3) | 0 (0.0) | 5 (8.3) | 9 (26.4)* | |||
Shortening (%) | 46 (21.6) | 23 (13.4) | 0.044 | ||||
2 (14.2) | 18 (20.4) | 2 (12.5) | 10 (16.6) | 14 (41.2)* | |||
IF failure (%) | 19 (11.8) | 5 (2.9) | 0.020 | ||||
0 (0.0) | 6 (6.8) | 1 (6.2) | 4 (6.6) | 8 (23.5)* |