Influence of associated femoral head fractures on surgical outcomes following osteosynthesis in posterior wall acetabular fractures

Table 2 Group analysis for acetabular posterior wall fracture with femoral head fracture (Group F) and isolated acetabular posterior wall fracture (Group A)

	Group F	Group A	p-value
Number	44	70
Age (mean ± SD) years	32 ± 15.45	38.33 ± 15.05	0.03
Sex (%)			0.96
Male	36 (81.4%)	57 (81.8%)
Female	8 (18.6%)	13 (18.2%)
ISS (mean ± SD)	11.55 ± 6.30	13.36 ± 8.44	0.19
NISS (mean ± SD)	19.88 ± 5.86	19.17 ± 8.50	0.60
BMI (mean ± SD)	26.93 ± 4.55	26.87 ± 5.65	0.96
Injury mechanism (%)			0.88
MVA, motorcycle	33 (75.0%)	55 (78.6%)
MVA, car	10 (22.7%)	14 (20.0%)
Fall from height	1 (2.3%)	1 (1.4%)
Marginal impaction (%)	14 (31.8%)	28 (40%)	0.38
Posterior wall fragment size (Moed’s method) (mean ± SD) (%)	24.50 ± 18.88	44.90 ± 18.15	0.00
Hip dislocation (%)	43 (97.7%)	63 (90%)	0.15
Reduction within 6 h	30 (69.8%)	47 (74.6%)	0.74
Time to reduction (mean ± SD) (hours)	4.52 ± 4.18	5.19 ± 4.74	0.51
Time to osteosynthesis (mean ± SD) (days)	7.14 ± 6.26	6.44 ± 4.42	0.52
Length of stay (mean ± SD) (days)	12.02 ± 8.88	12.04 ± 7.61	0.99
Follow-up (mean ± SD) (months)	46.57 ± 35.56	37.61 ± 25.24	0.14

ISS injury severity score, NISS new injury severity score, BMI body mass index, MVA motor vehicle accident, SD, standard deviation

ISSN: 1471-2474