Antimicrobial Resistance Phenotype of Staphylococcus aureus and Escherichia coli Isolates Obtained from Meat in the Formal and Informal Sectors in South Africa

Table 6

Multiple antibiotic resistance patterns (MARPs) and MARI of E. coli isolates.

Pattern number	Number of antibiotics	MAR pattern	Meat sector		Total	MARI
			Formal	Informal
1	3	A-TS-C	4	6	10	0.2
2	3	A-TS-AMP	11	2	13	0.2
3	3	A-AMP-CIP	7	4	11	0.2
4	3	TS-AMP-S	3	0	3	0.2
5	3	S-T-C	8	7	15	0.2
6	4	AMP-A-GM-TS	5	12	17	0.2
7	4	K-CAZ-S-AMP	6	1	7	0.2
8	4	CAZ-CTX-IMI-TS	0	9	9	0.2
9	5	ETP-C-IMI-AMP-CRO	5	5	10	0.3
10	5	TS-AMP-A-C-CAZ	0	3	3	0.3
11	6	AMP-IMI-CAZ-TS-T-C	1	2	3	0.3
12	6	K-AMP-S-A-T-IMI	2	0	2	0.3
13	6	IMI-NOR-S-T-A-TS	5	4	9	0.3
14	6	K-S-CRO-CAZ-AMP-TS	8	2	10	0.3
15	7	A-AMP-TS-K-IMI-NOR-C	0	8	8	0.4
16	7	K-S-IMI-C-T-A-NOR	8	4	12	0.4
17	8	ETP-C-IMI-T-A-AMP-CAZ-S	9	6	15	0.4
18	8	AMP-T-TS-C-K-CRO-ETP-A	0	2	2	0.4
19	8	CRO-ETP-A-S-IMI-K-AMP-T	0	1	1	0.4
20	9	T-CRO-K-AMP-NOR-TS-S-ETP-CAZ	5	3	8	0.5
21	9	CIP-AMP-T-TS-C-S-CAZ-IMI-A	0	8	8	0.5
22	10	C-IMI-TS-T-CRO-ETP-NOR-K-A-AMP	4	9	13	0.5
Total			91	98	189