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Table 2 Infectious complications

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)

Without protocol violation

With protocol violation

Without protocol violation

With protocol violation

Total

N

236

166

200

139

741

SSI, n (%)

3 (1.3)

12 (7.2)a

10 (5)b

35 (25.2)c,d

60 (8.1)

 Superficial, n

1

8

4

25

38 (63.3)

 Deep, n

2

2

5

6

15 (25)

 Donor site, n

0

2

1

4

7 (11.7)

BSI, n (%)

2 (0.8)

8 (4.8)e

12 (6)b

49 (35.2)c,d

71 (9.6)

LRTI, n (%)

7 (3)

8 (4.8)

25 (12.5)f

39 (23.1)c,d

79 (10.7)

UTI, n (%)

0

1 (0.6)

3 (1.5)

15 (10.8)c,d

19 (2.6)

Mortality§, n (%)

3 (1.3)

8 (4.8)g

9 (4.5)b

20 (14.4)c,h

40 (5.4)

  1. SSI surgical site infection, BSI bloodstream infection, LRTI lower respiratory trait infection, UTI urinary trait infection
  2. §During hospitalization or within 30 days after surgery from infectious cause
  3. a P = 0.004 versus low risk group without protocol violation
  4. b P = 0.04 versus low risk group without protocol violation
  5. c P < 0.001 versus high risk group without protocol violation
  6. d P < 0.001 versus low risk group with protocol violation
  7. e P = 0.01 versus low risk group without protocol violation
  8. f P < 0.001 versus low risk group without protocol violation
  9. g P = 0.03 versus low risk group without protocol violation
  10. h P = 0.003 versus low risk group with protocol violation