Prevalence of Methicillin-ResistantStaphylococcus aureus and Multidrug-Resistant Strains from Patients Attending the Referral Hospitals of Amhara Regional State, Ethiopia

Table 4

Resistance profiles of 110 S. aureus isolates from clinical samples at the four referral hospitals of Amhara region (2017-2018).

Antibiogram pattern	Number of S. aureus isolates
All drug sensitive	7
CHL (not MDR)	2
TET (not MDR)	1
SXT (not MDR)	4
FOX (not MDR)	2
TET, GEN (not MDR)	1
PEN, SXT (not MDR)	1
PEN, CRO (not MDR)	1
PEN, CHL (not MDR)	1
PEN, CLI (not MDR)	1
SXT, CRO (not MDR)	1
ERY, PEN (not MDR)	1
ERY, PEN, CRO (not MDR)	2
PEN, SXT, CRO (not MDR)	2
PEN, SXT, CRO, FOX (not MDR)	1
PEN, CHL, CRO, FOX (not MDR)	1
PEN, TET, CRO, FOX (not MDR)	1
SXT, TET, CRO (MDR)	1
PEN, SXT, TET, CRO (MDR)	1
Other isolates resistant to 3 or more antibiotic classes	78
Total non-MDR isolates	30 (27.3%)
Total MDR isolates	80 (72.7%)
Total	110 (100%)

ERY = erythromycin; PEN = penicillin; CLI = clindamycin; SXT = cotrimoxazole; TET = tetracycline; CIP = ciprofloxacin; CHL = chloramphenicol; GEN = gentamycin; CRO = ceftriaxone; FOX = cefoxitin. MDR = S. aureus isolates resistant to 3 or more antibiotic classes.