Antimicrobial resistance patterns and biofilm formation of coagulase-negative Staphylococcus species isolated from subclinical mastitis cow milk samples submitted to the Onderstepoort Milk Laboratory

Table 5 Antimicrobial resistance patterns of Staphylococcus epidermidis isolated from cow milk samples at the Onderstepoort milk laboratory, 2017

Group	Antimicrobial	AMR-S. epidermidis^b (n = 16)			MDR-S. epidermidis^c (n = 11)
Group	Antimicrobial	Percent	95%	CI^a	Percent	95%	CI^a
Lincosamide	Clindamycin	0	0	18	0	0	26
Penicillins	Penicillin	82	59	94	91	62	98
	Ampicillin	77	53	90	91	62	98
	Cloxacillin	35	17	59	55	28	79
Tetracyclines	Oxytetracycline	41	22	64	64	35	85
Phenicols	Chloramphenicol	17	6	41	18	5	48
flouroquinolone	Ciprofloxacin	17	6	41	27	10	57
Cephalosporin	Cefoxitin	29	13	53	45	21	72
Glycopeptide	Vancomycin	12	3	34	18	5	48
Aminoglycoside	Streptomycin	12	3	34	18	5	48
Macrolide	Erythromycin	41	22	64	45	21	72

ISSN: 1746-6148