Factors affecting the incidence of surgical site infection after geriatric hip fracture surgery: a retrospective multicenter study

Table 3 Multivariable logistic regression analysis of factors associated with SSI after geriatric hip fracture

Variable	P value	Odds ratio	95% CI
Age > 79 years	0.000^a	2.60	1.53–4.43
BMI > 26.6 kg/m²	0.000^a	2.97	1.65–5.36
Operating time > 107 min	0.001^a	2.18	1.35–3.51
ASA ≥ III	0.179	2.26	0.69–7.41
ALB < 41.6 g/L	0.005^a	2.01	1.23–3.29
Drainage use^b	0.007^a	0.57	0.37–0.86

ISSN: 1749-799X