Etiology and antibiotic resistance patterns of community-acquired urinary tract infections in J N M C Hospital Aligarh, India

Table 2 Frequency and resistance pattern of most frequently occurring UTI pathogens against 17 selected antimicrobial agents tested and % ESBL production.

Frequency and Distribution of Uropathogens		Percentage (%) of resistance to antimicrobial agent
Microorganisms identified	No. of isolates & percent (%) occurence	Cn	Ca	Ce	Ci	Cep	Cpm	G	Tb	Ak	Pc	I	Ao	Cf	Nx*	T	Co	Nf	ESBL producers (%)
		Cep²	Cep³				Cep⁴	Amn			P	C	M	Q	F		Others
E. coli	61	69	65	56	55	85	67	64	73	51	84	0	75	69	69	76	76	80	34.42
K. pneumoniae	22	53	53	41	47	65	53	53	53	35	82	12	59	47	47	53	53	76	27.3
S. aureus	07	40	40	0	0	60	20	20	20	20	40	0	60	40	40	40	40	20	-
P. aeruginosa	04	67	67	67	67	100	67	67	67	33	67	0	67	33	33	100	100	100	-
A. baumanni i	03	67	67	33	33	67	33	33	33	0	67	0	67	0	0	33	33	33	-
p-values		0.551	0.054				0.021	0.0002			0.017	0.319		0.212	0.318	0.076	0.047

Significant at p-value of < 0.05
* p value = 0.000
Ak = amikacin; Ao = aztreonem; C = chloramphenicol; Co = cotrimoxazole; Cpm = cefepime; Cep = cefpodoxime; Ca = ceftazidime; Ce = cephotaxime; Ci = ceftriaxone; Cn = cephoxitin; Cf = ciprofloxacin; G = gentamicin; Tb = tobramycin; I = imipenem; Pc = piperacillinl; T = tetracycline; Nf = nitrofurantoin; Nx = norfloxacin. Cep² = Second generation cephalosporins, Cep³ = Third generation,Cep⁴ = Fourth generation cephalosporins, Amn = Aminoglycosides, Mon = Monobactam, P = piperacillin, Q = Quinolones, F = Fluoroquinolones, C = Carbapenems, Others = T, Co and Nf.

ISSN: 1476-0711