Table 5 Microorganisms cultured from peritoneal fluid during index surgery and reoperation

Aerobes, n (%)

209 (73)

157 (71)

89 (75)

33 (75)

  Gram-positive bacteria, n (%)

94 (33)

69 (31)

36 (31)

12 (27)

  Enterococci, n (%)

45 (16)

38 (17)

18 (15)

4 (9)

E. faecalis, n (%)

21 (7)

11 (5)

8 (7)

0

E. faecium, n (%)

12 (4)

15 (7)

7 (6)

4 (9)

  Streptococci, n (%)

34 (12)

7 (3)^†

1 (1)^†

0*

  Staphylococci, n (%)

13 (5)

22 (10)*

16 (14)^†

7 (16)^†

Staphylococcus aureus, n (%)

3 (1)

1 (1)

1 (1)

1 (2)

  Coagulase-negative staphylococci, n (%)

10 (4)

21 (9)

15 (13)

6 (14)

  Gram-negative bacteria, n (%)

115 (40)

88 (40)

53 (45)

21 (48)

Enterobacteriaceae, n (%)

95 (33)

70 (32)

35 (30)

15 (34)

Escherichia coli, n (%)

48 (17)

35 (16)

18 (15)

4 (9)

  Enterobacter spp, n (%)

12 (4)

10 (5)

7 (6)

4 (9)

  Klebsiella spp, n (%)

11 (4)

9 (4)

4 (3)

2 (5)

  Morganella spp, n (%)

10 (4)

6 (3)

2 (2)

1 (2)

  Proteus spp, n (%)

5 (2)

2 (1)

2 (2)

1 (2)

  Other Enterobacteriaceae, n (%)

9 (3)

8 (4)

2 (2)

3 (7)

  Non-fermenting Gram-negative bacilli, n (%)

12 (4)

18 (8)

16 (14)^†

5 (11)

Pseudomonas aeruginosa, n (%)

12 (4)

14 (6)

11 (9)

5 (11)

  Acinetobacter spp, n (%)

0

4 (2)

3 (3)

0

Anaerobes, n (%)

34 (12)

8 (4)^†

2 (2)^†

1 (2)

  Bacteroides spp, n (%)

28 (10)

5 (2)^†

2 (2)^†

1 (2)

Fungi, n (%)

43 (15)

57 (26)^†

27 (23)

10 (23)

Candida albicans, n (%)

34 (12)

41 (18)*

22 (19)

8 (18)

  Candida non-albicans, n (%)

8 (3)

14 (6)

4 (3)

2 (5)

Total number of microorganisms, n

286

222

118

44