Variable | Before PSM | After PSM | ||||
---|---|---|---|---|---|---|
iFHNF | non-iFHNF | p-value | iFHNF | non-iFHNF | p-value | |
Number | 15 (100) | 203 (100) | 15 (100) | 15 (100) | ||
Side of injury | 0.7329* | 1.0000† | ||||
Left | 8 (53.3) | 99 (48.8) | 8 (53.3) | 7 (46.7) | ||
Right | 7 (46.7) | 104 (51.2) | 7 (46.7) | 8 (53.3) | ||
Age | 41.6 ± 20.81 | 38.0 (26.0–50.0) | 0.9341# | 41.6 ± 20.81 | 38.13 ± 11.73 | 0.7242# |
Sex | 1.0000† | 1.0000† | ||||
Male | 12 (80.0) | 165 (81.3) | 12 (80.0) | 13 (86.7) | ||
Female | 3 (20.0) | 38 (18.7) | 3 (20.0) | 2 (13.3) | ||
Acetabulum fracture | 5 (16.7) | 137 (67.5) | 0.0074* | 5 (16.7) | 9 (60.0) | 0.2723† |
Anterior dislocation | 0 (0) | 5(2.5) | 1.0000† | 0 (0) | 0 (0) | - |
Central dislocation | 0 (0) | 10(4.9) | 1.0000† | 0 (0) | 2 (13.3) | 0.48284† |
Posterior dislocation | 15 (100) | 111 (54.7) | 0.0006* | 15 (100) | 4 (26.7) | < 0.0001† |