Table 3.
phenotype of resistance of enteric strains to β-lactams
| Names of bacterial strains | Pase | BLSE | Case BN | BLSE and/or CaseHP | Carbase | |
|---|---|---|---|---|---|---|
| N | n (%) | n (%) | n (%) | n (%) | n (%) | |
| Opportunistic pathogens | ||||||
| Citrobacter braakii | 1 | - | - | 1 (100.0) | - | - |
| Citrobacter freundii | 1 | - | - | 1 (100.0) | - | - |
| Citrobacter koseri | 1 | - | - | - | - | 1(100.0) |
| Enterobacter aerogenes | 5 | - | - | 3 (40.0) | - | 2 (60.0) |
| Enterobacter cloacae | 2 | - | - | 2 (100.0) | - | |
| Escherichia vulneris | 2 | - | 1 (50.0) | - | 1 (50.0) | - |
| Klebsiella oxytoca | 3 | - | 1 (33.3) | - | 2 (66.7) | - |
| Klebsiella pneumoniae | 4 | 1 (25.0) | 1 (25.0) | - | - | 2 (50.0) |
| Kluyvera spp | 5 | - | 4 (80.0) | - | - | 1 (20.0)) |
| Pantoea spp | 1 | 1 (100.0) | - | - | - | - |
| Raoultella ornithinolytica | 21 | 3 (14.3) | 4 (19.0) | 5 (23.8) | 6 (28.6) | 3 (14.3) |
| Raoultella terrigina | 4 | - | 2 (50.0) | - | - | 2 (50.0) |
| Serratia fonticola | 5 | - | 1 (20.0) | 3 (60.0) | 1 (20.0) | - |
| Serratia liquefaciens | 2 | - | - | 1 (50.0) | - | 1 (50.0) |
| Serratia odorifera 1 | 4 | 1 (25.0) | - | 2 (50.0) | - | 1 (25.0) |
| Total | 61 | 6 (9.8) | 14 (23.0) | 18 (29.5) | 10 (16.4) | 13 (21.3) |
| Enteropathogens | ||||||
| Salmonella enterica | 6 | - | - | - | 2 (33.3) | 4 (66.7) |
| Salmonella Paratyphi A | 3 | - | - | - | 3 (100.0) | - |
| Salmonella spp | 17 | 2 (11.8) | 3 (17.6) | 1 (5.9) | 3 (17.6) | 8 (47.1) |
| Salmonella Typhi | 4 | - | - | 1 (25.0) | - | 3 (75.0) |
| Shigella sonnei | 2 | - | 2 (100.0) | - | - | - |
| Shigella spp | 3 | - | - | - | 3 (100.0) | - |
| Yersinia pestis | 2 | - | - | - | 2 (100.0) | - |
| Total | 37 | 2 (5.4) | 5 (13.5) | 2 (5.4) | 13 (35.1) | 15 (40.5) |
| Global Percentage of resistance | 98 | 8 (8.2) | 19 (19.4) | 20 (20.4) | 23 (23.5) | 28 (28.6) |
Pase: broad spectrum penicillinases; Case BN: low level cephalosporinase; Case HP: cephalosporinase High level; ESBL: broad-spectrum β-lactamases; Carbase: carbapenemases