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Table 3 Pre operative factors associated with surgical site infection at Bugando medical centre

From: Predictors of surgical site infections among patients undergoing major surgery at Bugando Medical Centre in Northwestern Tanzania

Variable

Surgical site infection

   
 

Yes n (%), N = 65

No n (%), N = 185

P value

OR

95% CI

Preoperative duration of hospitalization

     

≤ 7 days

41 (63%)

140 (75.7%)

 

1

 

> 7 days

24 (37%)

45 (24.3%)

0.05

1.82

0.99-3.33

Antimicrobial prophylaxis

     

Yes

6 (9.2%)

35 (18.9%)

 

1

 

No

59 (90.8%)

150 (81.1%)

0.08

2.29

0.91-5.73

Hair removal

     

Yes

1 (1.5%)

5 (2.7%)

0.59

1.78

0.20-15.5

No

64 (98.5%)

180 (97.3%)

 

1

 

ASA

     

I

30 (46.2%)

168 ((90.8%)

 

1

 

II

27 (41.5%)

16 (8.6%)

< 0.001

9.45

4.55-16.6

III

8 (12.3%)

1 (0.6%)

< 0.001

44.8

5.4-371.3

Skin preparation

     

Iodine alone

38 (58.5%)

16(8.7%)

< 0.001

13.9

6.8-28.2

Iodine and spirit

27 (41.5%)

158 (86.5%)

 

1

 
  1. ASA: American Society of Anesthesiologists