Gram-positive

Peptococcus spp.

Staphylococcus saccharolyticus

Peptostreptococcus spp.

Clostridium perfringens

Clostridium difficile

Other Clostridium spp.

Corynebacterium diphtheriae

Propionibacterium acnes

Unspecified anaerobes

3

1

3

1

1

1

2

7

3

Total

22

Gram-negative

Bacteroides fragilis

Bacteroides melaninogenicus

Other Bacteroides app.

Fusobacterium necrophorum

Fusobacterium spp.

2

6

4

1

1

Total

14

TOTAL

36