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Table 3 Predictors of SSI development in surgery patients in TASH (N = 131)

From: Pattern of antibiotics use, incidence and predictors of surgical site infections in a Tertiary Care Teaching Hospital

Variables Surgical site infection COR (95% CI) AOR (95% CI) p value
Yes N (%)
27 (20.6)
104 (79.4%)
Preoperative blood transfusion
 Yes 10 (33.3%) 20 (66.7%) 2.47 (0.98–6.21) 1.34 (0.45–4.02) 0.602
 No 17 (16.8%) 84 (83.2%)   1  
Cigarette smoking
 Yes 8 (36.4%) 14 (63.6%) 2.71 (0.1–7.36) 0.80 (0.23–2.80) 0.725
 No 19 (17.4%) 90 (82.6%)   1  
Alcohol
 Yes 18 (43.9%) 23 (56.1%) 7.04 (2.78–17.75) 7.70 (2.56–23.13) 0.000
 No 14 (14.74% 81 (85.26%)   1  
Wound class
 Clean 6 (13.95%) 37 (86.05%) 0.27 (0.05–1.44) 0.53 (0.07–4.08) 0.543
 Clean contaminated 16 (25%) 48 (75%) 0.56 (0.12–2.59) 1.04 (0.16–6.57) 0.966
 Contaminated 2 (12.5%) 14 (97.5%) 0.24 (0.03–1.87) 0.67 (0.06–7.24) 0.745
 Dirty 3 (37.5%) 5 (62.5%)   1  
Previous surgery
 Yes 12 (36.4%) 21 (63.6%) 3.16 (1.29–7.76) 3.22 (1.14–9.13) 0.028
 No 15 (15.3%) 83 (84.7%)   1  
Duration of surgery (h)
 > 1 19 (24.1%) 60 (75.9%) 1.81 (0.73–4.51) 2.16 (0.72–6.48) 0.169
 ≤ 1 8 (15.4%) 44 (84.6%)   1  
  1. AOR adjusted odds ratio, COR crude odds ratio