Predominance of multi-drug resistant bacterial pathogens causing surgical site infections in Muhimbili national hospital, Tanzania

BMC Research Notes

Table 1 Antimicrobial resistance pattern of bacteria isolated from post-operative SSIs

Bacteria isolates (N)	Antimicrobial agents resisted (%)
Bacteria isolates (N)	P	AP	AMC	CRO	CAZ	CTX	C	TS	TE	E	CD	CN	CP	MEM
*E. coli* (n = 13)	NA	100	92	92	92	92	42	85	85	NA	NA	92	58	0
*K. pneumonia* (n = 16)	NA	100	94	81	88	88	54	94	56	NA	NA	67	56	0
*P. mirabilis (* n = 16)	NA	73	87	69	67	100	69	69	94	NA	NA	63	56	0
*A. baumannii* (n = 15)	NA	100	100	100	86	100	100	77	73	NA	NA	86	47	40
*P. aeruginosa* (n = 24)	NA	NA	NA	88	21	NA	NA	NA	NA	NA	NA	8	8	0
Other G – (n = 30)	NA	90	83	83	57	76	73	77	65	NA	NA	38	47	0
*S. aureus* (n = 18)	83	92	73	47	NA	NA	20	35	39	17	6	33	29	NA
Other G + (n = 15)	67	40	67	50	NA	NA	50	42	47	79	25	62	65	NA

G-: Gram negative bacteria [P.stuartii, M.morgannii, P.vulgaris, Enterobacter spp, Citrobacter spp), G+: Gram positive cocci [CoNS, E.faecalis]. P = Penicillin, AP = Ampicillin, AMC = Amoxycillin/clavulanic acid, CRO = Ceftriaxone, CAZ = Ceftazidime, CTX = Cefotaxime, C = Chloramphenicol, TS = Co-trimoxazole, TE = Tetracycline, E = Erythromycin, CD = Clindamycin, CN = Gentamicin, CIP = Ciprofloxacin, MEM = Meropenem.