marginally significantP = .09
This represents a marginally significant relative reduction of 81% in the crude OR for having an infection compared with the control group (crude OR, 0.19; 95% confidence interval [CI], .29–1.28; P = .09), and a statistically significant 87% relative reduction (adjusted OR, 0.13; 95% CI, .02–.92; P = .04) after accounting for confounding factors.