Molecular Characterization and the Antimicrobial Resistance Profile of Salmonella spp. Isolated from Ready-to-Eat Foods in Ouagadougou, Burkina Faso

Table 4

Antibiotic resistance profile of Salmonella isolates illustrating multiple drug resistance and multiple antibiotic resistance (MAR) indexes.

Antibiotic-resistantprofiles	No. of antimicrobials	No. of antimicrobial classes	No. of isolates	Sources	MAR index
NA, AK	2	2	1	Mango juice	0.13
NA, CN	2	2	1	Sesame	0.13
AMP, CN	2	2	1	Sesame	0.13
AMP, FOX	2	2	10	RTE salad, sesame	0.13
TE, SXT	2	2	1	Mango juice	0.13
CN, AK	2	1	1	Sesame	0.13
NA, C	2	2	1	RTE salad	0.13
AUG, AMP	2	2	1	Sesame	0.13
FOX, CN	2	2	1	Sesame	0.13
AMP, NA, SXT	3	3	1	Sesame	0.2
FOX, NA, CN	3	3	2	RTE salad, sesame	0.2
AMP, CN, AK	3	2	1	Sesame	0.2
AUG, AMP, CN	3	3	1	RTE salad	0.2
AUG, AMP, FOX	3	3	3	RTE salad	0.2
AUG, AMP, FOX, CN	4	4	1	Sesame	0.26
AUG, AMP, NA, CN, AK	5	4	1	Sesame	0.33
AUG, AMP, TE, NA, SXT, C	6	6	1	RTE salad	0.4
AUG, AMP, FOX, TE, NA, CN, SXT, C	8	8	1	Sesame	0.53

TE = tetracycline, NA = nalidixic acid, AK = amikacin, SXT = sulphamethoxazole-trimethoprim, AMP = ampicillin, AUG = amoxicillin + clavulanic acid, FOX = cefoxitin, CN = gentamicin, and C = chloramphenicol.