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Table 3 Antimicrobial resistance profiles of Gram positive bacteria isolates from various site of infections among patients at Debre Markos Referral Hospital (2011–2014)

From: Bacterial agents and antibiotic resistance profiles of infections from different sites that occurred among patients at Debre Markos Referral Hospital, Ethiopia: a cross-sectional study

Antimicrobials S. aureus S. pyogenes S. pneumoniae Total
# T R% # T R% # T R% # T R%
Ampicillin 89 76 (85.4) 10 8 (80) 11 10 (90.9) 110 94 (85.5)
Gentamicin 68 59 (86.8) 3 0 ND ND 71 59 (83.1)
Ceftriaxone 37 5 (13.5) 12 1 (8.3) 12 6 (50) 61 12 (19.7)
Norfloxacin 18 4 (22.2) 3 0 1 0 22 4 (18.2)
Ciprofloxacin 13 6 (46.2) 4 0 3 1 (33.3) 20 7 (35)
Chloramphenicol 27 9 (33.3) 8 5 (62.5) 1 0 36 14 (38.9)
Cotrimoxazole 16 13 (81.3) 3 3 (100) 1 0 20 16 (80)
Amoxicillin 72 63 (87.5) 2 0 ND ND 74 63 (85.1)
Tetracycline 82 57 (69.5) 5 1 (20) 1 0 88 58 (65.9)
Erythromycin 62 60 (96.8) 3 0 1 0 66 60 (90.9)
Oxacillin 62 27 (43.5) 2 0 ND ND 64 27 (42.2)
Penicillin 65 61 (93.8) 3 0 ND ND 68 61 (89.7)
Clindamycin 59 55 (93.2) ND ND ND ND 59 55 (93.2)
Cloxacillin 4 2 (50) 1 0 1 0 6 2 (33.3)
Total 674 497 (72.6) 59 18 (30.5) 32 17 (54.4) 765 532 (71.2)
  1. # T number of isolates tested against each antimicrobial agent, R% percent of isolates resistance to antimicrobial agent, ND not done