Table 1 Demographic characteristics of patients with posterior wall acetabular fracture after surgical fixation and at least 1-year follow-up period between 2009 and 2019 at our institution
Number | 114 |
|---|---|
Age (mean ± SD) years | 35.89 ± 15.45 |
Sex (%) | |
 Male | 93 (81.6%) |
 Female | 21 (18.4%) |
 ISS (mean ± SD) | 12.66 ± 7.71 |
 NISS (mean ± SD) | 19.45 ± 7.57 |
 BMI (mean ± SD) | 26.89 ± 5.21 |
Injury mechanism (%) | |
 MVA, motorcycle | 88 (77.2%) |
 MVA, car | 24 (21.0%) |
 Fall from height | 2 (1.8%) |
 Marginal impaction (%) | 42 (36.8%) |
 Posterior wall fragment size (Moed’s method) (mean ± SD) (%) | 36.95 ± 20.93) |
 Hip dislocation (%) | 106 (93.0%) |
 Reduction within 6 h | 77 (72.6%) |
 Average time to reduction (mean ± SD) (hours) | 4.92 ± 4.49 |
 Time to osteosynthesis (mean ± SD) (days) | 6.71 ± 5.19 |
 Length of stay (mean ± SD) (days) | 12.04 ± 8.08 |
 Follow-up (mean ± SD) (months) | 41.07 ± 29.37 |
Reduction quality | |
 Anatomical | 102 (89.5%) |
 Imperfect or poor | 12 (10.5%) |
Perioperative complications (%) | |
 Vessel or nerve injury | 3 (2.6%) |
 Early loss of reduction and fixation (< 3 months) | 1 (0.9%) |
 Deep infection | 5 (4.4%) |
Fracture sequelae (%) | |
 PTOA | 23 (20.2%) |
 ONFH | 18 (15.8%) |
 Conversion to THA (%) | 20 (17.5%) |
 Mean time to THA (mean ± SD) (months) | 18.76 ± 20.15 |