Femoral neck system versus multiple cannulated screws for the fixation of Pauwels classification type II femoral neck fractures in older female patients with low bone mass

Table 2 Risk factors associated with revision surgery (n = 40)

	Crude		Adjusted
	OR (95% CI)	P-value	OR (95% CI)	P-value
Age	1.03 (0.96, 1.11)	0.355	1.25 (0.85, 1.82)	0.254
Method (FNS vs. CCS)	0.73 (0.13, 4.29)	0.731	0.42 (-0.32, 1.22)	0.272
BMD T score	0.32 (0.07, 1.44)	0.136	1.23 (0.02, 64.87)	0.919
BMI (kgw/m²)	0.88 (0.73, 1.08)	0.216	0.98 (0.68, 1.42)	0.922
CCI	1.23 (0.83, 1.81)	0.302	0.36 (0.06, 2.12)	0.261
Surgical time (mins)	0.98 (0.95, 1.03)	0.444	-0.03 (-0.06, 0.01)	0.082
Blood loss (cc)	1.00 (1.00, 1.01)	0.723	0.02 (-0.01, 0.04)	0.312
LOS (days)	1.07 (0.83, 1.38)	0.621	-0.03 (-0.11, 0.05)	0.411
Duration to first adverse event (months)	3.66 (1.57, 8.54)	0.003*	5.51 (1.38, 21.93)	0.015*

BMD bone mineral density, BMI body mass index, LOS length of stay, FNS femoral neck system, CCS conventional compression screws
Data are presented as odds ratio (95% CI). *P-value < 0.05 was considered statistically significant after test.

ISSN: 1471-2474