From: Preoperative oral antibiotic prophylaxis reduces Pseudomonas aeruginosa surgical site infections after elective colorectal surgery: a multicenter prospective cohort study
P. aeruginosa SSI/ Other SSI
P-value
OR (95% CI)
NNIS 1–2, %
74.2/44.2
0.04
2.3 (1.03–5.40)
Rectal surgery, %
45.2/37.4
0.3
1.4 (0.70–2.70)
Oral antibiotic prophylaxis, %
17.7/33.6
0.02
0.4 (0.23–0.90)
Ostomy, %
46.8/36
0.5
1.2 (0.60–2.30)