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Meta-analysis of the odds ratio comparing AP to CBP for clean or clean-contaminated elective colorectal surgery prophylaxis for SSI risk at 30 days. Our primary meta-analysis found no difference in the 30-day SSI risk between the AP and CBP groups (odds ratio [OR] 1.01, 95% confidence interval [CI] 0.91, 1.13; where OR < 1 favors AP.
