Table 2 Causative bacteria cultured from 165 necrotizing fasciitis cases
NF type, Causative pathogen(s) | All patients, n (%) | DM, n (%) | Non-DM, n (%) | P value (DM vs non-DM) |
|---|---|---|---|---|
Monomicrobial | ||||
Group A Streptococcus | 12 (7.3) | 3 (3.6) | 9 (11.1) | 0.076 |
Group B Streptococcus | 4 (2.4) | 2 (2.4) | 2 (2.5) | 1.0 |
Staphyloccocus aureus | ||||
MRSA | 14 (8.5) | 6 (7.1) | 8 (9.9) | 0.529 |
MSSA | 12 (7.3) | 5 (6.0) | 7 (8.6) | 0.561 |
Aeromonas hydrophilia | 7 (4.2) | 2 (2.4) | 5 (6.2) | 0.271 |
Vibrio vulnificus | 9 (5.5) | 4 (4.8) | 5 (6.2) | 0.737 |
Escherichia coli | 10 (6.1) | 4 (4.8) | 6 (7.4) | 0.530 |
Klebsiella pneumoniae | 17 (10.3) | 13 (15.5) | 4 (4.9) | 0.038 |
Pseudomonas aeruginosa | 4 (2.4) | 0 (0) | 4 (4.9) | 0.056 |
Serratia marcescens | 4 (2.4) | 2 (2.4) | 2 (2.5) | 1.0 |
Others | 28 (17.0) | 14 (16.7) | 14 (17.3) | 0.916 |
Polymicrobial | ||||
Mixed infection | 30 (18.2) | 22 (26.2) | 8 (9.9) | 0.007 |
Culture negative | ||||
No bacterial growth | 14 (8.5) | 7 (8.3) | 7 (8.6) | 0.943 |
Total | 165 | 84 | 81 | |