Predictors for Unfavorable Early Outcomes in Elective Total Hip Arthroplasty: Does Extreme Body Mass Index Matter?

Table 4

Multivariate logistic regression analysis identifying independent risk factors for complications within 30 days.

Variable	Odds ratio (95% CI)^a	value
BMI
18–24.99	Reference
<18.5	—	—
25–29.99	1.12 (0.571–2.197)	0.742
30–34.99	0.762 (0.247–2.346)	0.635
>35	2.415 (0.742–7.862)	0.143
Age	1.027 (1.001–1.054)	0.041
Cardiovascular comorbidities	2.443 (1.162–5.132)	0.018
Operative time	1.02 (1.006–1.034)	0.006

^aCI, confidence interval.