| Family | Bacteria | Effective | Percentage |
| Enterobacteriaceae 58 (73.41%) | Escherichia coli | 36 | 62.06 |
| Klebsiella pneumoniae | 9 | 15.51 | |
| Entérobacter cloacae | 3 | 5.17 | |
| Acinetobacter sp | 3 | 5.17 | |
| Proteus mirabilis | 2 | 3.44 | |
| Morganella morganii | 1 | 1.72 | |
| Serratia marcescens | 1 | 1.72 | |
| Serratia plymuthica | 1 | 1.72 | |
| Citrobacter freundi | 1 | 1.72 | |
| Citrobacter koseri | 1 | 1.72 | |
| Total | 58 | 100 | |
| Gram-negative bacilli 8 (10.12%) | Pseudomonas aeruginosa | 5 | 62.5 |
| Acinetobacter baumannii | 3 | 37.5 | |
| Total | 8 | 100 | |
| Gram-positive cocci 13 (16.45%) | Enterococcus faecalis | 2 | 15.38 |
| Streptococcus Sp | 5 | 38.46 | |
| Staphylococcus à coagulase négatif | 6 | 46.15 | |
| Total | 13 | 100 | |
| TOTAL | 79 | 100 | |