Table 7 Drug-resistance profiles of L. monocytogens strains tested (S-sensitive, R-resistant, P-penicillin, AM-ampicillin, MEM-meropenem, E-erythromycin, SXT-cotrimoxazole)
Profile number | Drug-resistance profile | Number of strains depending on the origin [n (%)] | Total n = 36 | ||
|---|---|---|---|---|---|
Fish n = 26 | Equipment at the fish processing plant n = 10 | p value | |||
I | R: -S: P, AM, MEM, E, SXT | 19 (73.08%) | 6 (60.0%) | 0.049 | 25 (69.44%) |
II | R: PS: AM, MEM, E, SXT | 3 (11.54%) | 1 (10.0%) | 0.725 | 4 (11.11%) |
III | R: ES: P, AM, MEM, SXT | 1 (3.85%) | 1 (10.0%) | 0.087 | 2 (5.56%) |
IV | R: P, AM, ES: MEM, SXT | 1 (3.85%) | 1 (10.0%) | 0.087 | 2 (5.56%) |
V | R: SXTS: P, AM, MEM, E | 0 (0.0%) | 1 (10.0%) | 0.001 | 1 (2.78%) |
VI | R: MEM, ES: P, AM, SXT | 1 (3.85%) | 0 (0.0%) | 0.048 | 1 (2.78%) |
VII | R: MEM, SXTS: P, AM, E | 1 (3.85%) | 0 (0.0%) | 0.048 | 1 (2.78%) |