Investigation of Antibiotic Resistance and Biofilm Formation in Clinical Isolates of Klebsiella pneumoniae

Table 1

Prevalence of antibiotic resistance in K. pneumoniae isolated from different clinical samples.

Antibiotic	CS (%)	NIT (%)	IPM (%)	GEN (%)	AMK (%)	MRP (%)	SXT (%)	CAZ (%)	CIP (%)	CTR (%)	TM (%)	LEV (%)	AMS (%)	PTZ (%)	CTX (%)
Sample type
Urine	0	50	40	45	42	100	100	75	62	87	100	—	100	100	100
Wound	0	—	83	100	83	83	66	83	100	—	83	100	80	80	66
Blood	0	—	50	100	100	50	60	100	80	—	100	75	100	100	—
Throat	0	—	65	100	70	64	62.1	70	83	—	82	81	93	93	100
Sputum	0	—	100	—	0	100	—	—	0	0	—	—	0	—	—
Trachea	0	—	100	75	80	100	100	100	90	100	100	100	92	75	—
Abscess	0	—	0	—	—	0	100	0	100	—	0	100	0	100	—

CS, colistin; NIT, nitrofurantoin; IPM, imipenem; GEN, gentamicin; AMK, amikacin; MRP, meropenem; SXT, trimethoprim-sulfamethoxazole; CAZ, ceftazidime; CIP, ciprofloxacin; CTR, ceftriaxone; TM, tobramycin; LEV, levofloxacin; AMS, ampicillin-sulbactam; PTZ, piperacillin-tazobactam; CTX, cefotaxime.