Table 3 Distribution of multiple antibiotic resistant characterizations of the Salmonella spp. and E. coli isolated from fresh Nile tilapia sold in retail markets in Nairobi
Microorganism | Antibiotic resistant pattern | No. of antibiotics (Classes) | No. of resistant species (%) | MDR pattern | MAR index |
|---|---|---|---|---|---|
Salmonella spp. (n = 18) |  |  |  |  |  |
KAS-01 | CPD | 1 (1) | 1 (5.6) | No | 0.09 |
WES-02 | CAZ | 1 (1) | 1 (5.6) | No | 0.09 |
KAS-05, LAN-20, LAN-28 | P | 1 (1) | 3 (16.7) | No | 0.09 |
WES-09 | CPD + RIF + S + VA | 4 (4) | 1 (5.6) | Yes | 0.36 |
MAK-22 | AX + NIT + P + RIF + VA | 5 (5) | 1 (5.6) | Yes | 0.45 |
EMB-32 | AX + CAZ + C + MRP + VA | 5 (5) | 1 (5.6) | Yes | 0.45 |
E. coli (n = 24) |  |  |  |  |  |
WES-02 | C | 1 (1) | 1 (4.2) | No | 0.09 |
MAK-12 | VA | 1 (1) | 1 (4.2) | No | 0.09 |
EMBA-01 | MRP | 1 (1) | 1 (4.2) | No | 0.09 |
MAK-13, LAN-20, WES-01, WES-05 | P | 1 (1) | 4 (16.7) | No | 0.09 |
MAK-15, KAS-11, KAS-14, KAS-15 | RIF | 1 (1) | 4 (16.7) | No | 0.09 |
LAN-23 | P + VA | 2 (2) | 1 (4.2) | No | 0.18 |
MAK-26, LAN-35 | AX + MRP + RIF + VA | 4 (4) | 2 (8.3) | Yes | 0.36 |