Table 3 Subgroup analysis of the 106 female patients (BMI, body mass index).
Refractures(n = 11) | No refracture(n = 95) | p-value | |
|---|---|---|---|
Menopause n(%) | 9(81.8%) | 37(38.9%) | 0.009 |
Non-menopause n(%) | 2(18.2%) | 58(61.1%) | |
Age | |||
< 50 | 3(7.5%) | 37(92.5%) | 0.450 |
>=50 | 8(12.1%) | 58(97.9%) | |
BMI | |||
< 18.5 | 0(0%) | 6(100%) | 0.792 |
>=18.5&<24 | 8(11.6%) | 61(88.4%) | |
>=24&<28 | 3(10.3%) | 26(89.7%) | |
>=28 | 0(0%) | 2(100%) | |
Diabetes mellitus, n (%) | 2(18.2%) | 8(8.4%) | 0.294 |
Left-sided procedure, n (%) | 3(27.3%) | 44(46.3%) | 0.363 |
Concurrent injuries, n (%) | 0(0%) | 12(12.6%) | 0.211 |
Robinson classification | < 0.001 | ||
2A | 2(9.5%) | 19(90.5%) | |
2B1 | 1(1.6%) | 63(98.4%) | |
2B2 | 8(38.1%) | 13(61.9%) | |
Lock plate use,n(%) | 9(81.8%) | 80(84.2%) | 0.838 |
Interfragmentary screws used n(%) | 5(45.5%) | 34(35.8%) | 0.528 |
Fair/poor reduction n(%) | 8(72.7%) | 14(14.7%) | < 0.001 |
Delayed union or malunion n(%) | 4(36.4%) | 7(7.4%) | 0.015 |
Meaninterval between fixation andremoval (weeks) | 62.09 | 68.62 | 0.268 |
Interval stratification n (%) | 0.052 | ||
<=12 months | 3(27.3%) | 8(72.7%) | |
> 12 months | 8(8.4%) | 87(91.6%) |