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Table 4 Association between infection and time of antibiotic administration

From: Antibiotic prophylaxis for caesarean section at a Ugandan hospital: a randomised clinical trial evaluating the effect of administration time on the incidence of postoperative infections

Outcomes Randomisation groups Risk ratio (95% CI) P value
Pre-incision Post-incision
Total population = 211 Total population = 221
Events Risk Events Risk
Postoperative infections       
Overall infections 139 0.659 188 0.851 0.77 (0.62–0.97) 0.022
Wound infection 108 0.512 136 0.615 0.83 (0.64–1.08) 0.153
Endometritis 31 0.147 52 0.235 0.62 (0.39–0.99) 0.036
Neonatal outcomes* 3 0.014 1 0.004 3.14 (0.25–164.95) 0.352
  1. *Admission to the Neonatal Intensive Care Unit and treatment for infection;
  2. CI, confidence interval.