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Table 6 Pathogens isolated in surgical site infections by groups

From: Violation of prophylactic vancomycin administration timing is a potential risk factor for rate of surgical site infections in cardiac surgery patients: a prospective cohort study

 

Low risk (n = 402)

High risk (n = 339)

Total

Without protocol violation

With protocol violation

Without protocol violation

With protocol violation

SSI, n (%)

3/236 (1.3)

12/166 (7.2)

10/200 (5)

35/139 (25.2)

60/741 (8.1)

Pathogen, n

3

24

12

53

92

Gram-positive, n (%)

1 (33)

11 (46)

5 (42)

27 (51)

44 (48)

 Methicillin-sensitive, n

1

3

2

12

18

 Methicillin-resistant, n

0

8

3

15

26

Vancomycin susceptibility

 

 MIC ≤1, n

1

9

3

17

30

 MIC =2, n

0

2

1

9

12

 MIC ≥4, n

0

0

1

1

2

Gram-negative, n (%)

1 (33)

12 (50)

4 (33)

20 (38)

37 (40)

Fungi, n (%)

1 (33)

1 (4)

3 (25)

6 (11)

11 (12)

  1. Multiple pathogens were identified in some patients; therefore, total pathogens identified do not add up to the total number of SSIs. SSI Surgical Site Infection, MIC minimum inhibitory concentration