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Table 4 Outcome of patients with and without P. aeruginosa SSI

From: Preoperative oral antibiotic prophylaxis reduces Pseudomonas aeruginosa surgical site infections after elective colorectal surgery: a multicenter prospective cohort study

Outcomes

Non-SSI

(n = 3032)

P. aeruginosa SSI

(n = 62)

Other SSI

(n = 607)

*P-value

OR (95% CI)

Duration of treatment, median (IQR), days

_

17 (10–24)

13 (8–20)

0.015

1.1 (1.00–1.12)

Treatment failure, n (%)

_

19 (30.6)

126 (20.8)

0.07

1.7 (0.96–2.99)

Readmission, n (%)

88 (2.9)

10 (16.1)

117 (19.3)

0.5

0.8 (0.39–1.63)

Length of readmission, median (IQR), days

(n = 88)

5 (3–9)

(n = 10)

11 (7–15)

(n = 117)

10 (7–15)

0.8

1.0 (0.91–1.06)

Length of stay, median (IQR), days

7 (5–10)

22 (15–42)

19 (12–28)

0.02

1.1 (1.00–1.17)

Mortality, n (%)

13 (0.4)

4 (6.5)

31 (5.1)

0.6

1.28 (0.43–3.75)

  1. P. aeruginosa: Pseudomonas aeruginosa, SSI: surgical site infection, IQR: interquartile range
  2. *P-value refers to comparison between P. aeruginosa SSI and other SSI