Table 3.

Multivariate Regression of Chronic Steroid Use as a Predictor of Perioperative Complications in all Patients Undergoing Elective PLF.

Complication	OR (95% CI)	P
Superficial incisional SSI	2.38 (1.48-3.82)	.0004
Deep incisional SSI	1.90 (1.06-3.38)	.0292
Wound dehiscence	2.58 (1.10-6.01)	.0285
Urinary tract infection	1.53 (1.01-2.30)	.0438
Discharge to other than home	1.23 (1.03-1.46)	.0192
Unplanned readmission	1.58 (1.20-2.08)	.0011
Pulmonary embolism	2.15 (1.08-4.27)	.0295

Abbreviations: CI, confidence interval; OR, odds ratio; PLF, posterior lumbar fusion; SSI, surgical site infection.