Table 2 Micro-organisms involved in necrotizing fasciitis
From: Pattern and predictors of mortality in necrotizing fasciitis patients in a single tertiary hospital
| Â | Overall | Survivors | Non-survivors | P value |
|---|---|---|---|---|
Positive wound culture | 204 (77 %) | 80.4 % | 67.6 % | 0.03 |
Positive blood and tissue culture | 56(21 %) | 18 % | 29.6 % | 0.04 |
Polybacterial infection | 90 (34 %) | 32.5 % | 38.0 % | 0.002 for all |
Monobacterial Gram positive | 111 (42 %) | 47.9 % | 25.4 % | |
Monobacterial Gram negative | 33 (12.5 %) | 11.3 % | 15.5 % | |
Fungal | 30 (10.2 %) | 6.9 % | 19.2 % | |
Gram positive | Â | Â | Â | Â |
 Streptococcus | 114 (38 %) | 42 % | 29 % | 0.05 |
 Staphylococcus | 109 (37 %) | 39 % | 29 % | 0.11 |
 Enterococcus | 14 (5 %) | 4.5 % | 5.3 % | 0.78 |
 Clostridium | 3 (1 %) | 1.4 % | 0 % | 0.30 |
Gram negative | Â | Â | Â | Â |
 Bacteroides | 61 (22 %) | 20 % | 22.4 % | 0.64 |
 E. Coli | 34 (11 %) | 10 % | 16 % | 0.16 |
 Pseudomonas | 23 (8 %) | 5.4 % | 14.5 % | 0.01 |
 Klebsiella | 23 (8 %) | 6 % | 12 % | 0.12 |
 Aeromonas | 4 (1.3 %) | 0.9 % | 2.6 % | 0.26 |
 Proteus | 5 (1.7 %) | 0.5 % | 5.3 % | 0.005 |
 Morganella | 2 (0.7 %) | 0.5 % | 1.3 % | 0.42 |