Table 1.

Rates of antibiotics resistance in eighty K. pneumoniae bloodstream isolates.

Antibiotics	Number of isolates (%)			P	Number of isolates (%)			P
	Total (n = 80)	ESBL (n = 22)	Non-ESBL (n = 58)		Total (n = 80)	Carbapenemase (n = 12)	Non-carbapenemase (N = 68)
Ceftazidime	25 (31.3)	11 (50.0)	14 (24.1)	0.0259	25 (31.3)	12 (100.0)	13 (19.1)	<0.0001
Ceftriaxone	38 (47.5)	22 (100.0)	16 (27.6)	<0.0001	38 (47.5)	12 (100.0)	26 (38.2)	<0.0001
Cefepime	29 (36.3)	14 (63.6)	15 (25.9)	0.0017	29 (36.3)	12 (100.0)	17 (25.0)	<0.0001
Cefotaxime	38 (47.5)	22 (100.0)	16 (27.6)	<0.0001	38 (47.5)	12 (100.0)	26 (38.2)	<0.0001
Cefuroxime	45 (56.3)	22 (100.0)	23 (39.7)	<0.0001	45 (56.3)	12 (100.0)	33 (48.5)	0.0009
Amikacin	16 (20.0)	4 (18.2)	12 (20.7)	1.0000	16 (20.0)	10 (83.3)	6 (8.8)	<0.0001
Gentamicin	33 (41.3)	17 (77.3)	16 (27.6)	<0.0001	33 (41.3)	11 (91.7)	22 (32.4)	0.0004
Tobramycin	26 (32.5)	12 (54.5)	14 (24.1)	0.0095	26 (32.5)	11 (91.7)	15 (22.1)	<0.0001
Piperacillin	42 (52.5)	22 (100.0)	20 (34.5)	<0.0001	42 (52.5)	12 (100.0)	30 (44.1)	0.0004
Aztreonam	31 (38.8)	16 (72.7)	15 (25.9)	0.0001	31 (38.8)	12 (100.0)	19 (27.9)	<0.0001
Ciprofloxacin	33 (41.3)	14 (63.6)	19 (32.8)	0.0122	33 (41.3)	12 (100.0)	21 (30.9)	<0.0001
Levofloxacin	26 (32.5)	9 (40.9)	17 (29.3)	0.3227	26 (32.5)	12 (100.0)	14 (20.6)	<0.0001
Ampicillin-sulbactam	42 (52.5)	19 (86.4)	23 (39.7)	0.0002	42 (52.5)	12 (100.0)	30 (44.1)	0.0004
Piperacillin-tazobactam	20 (25.0)	6 (27.3)	14 (24.1)	0.7725	20 (25.0)	12 (100.0)	8 (11.8)	<0.0001
Imipenem	14 (17.5)	3 (13.6)	11 (19.0)	0.8176	14 (17.5)	12 (100.0)	2 (2.9)	<0.0001
Meropenem	15 (18.8)	2 (9.1)	13 (22.4)	0.2972	15 (18.8)	12 (100.0)	3 (4.4)	<0.0001
Trimethoprim-sulfamethoxazole	38 (47.5)	18 (81.8)	20 (34.5)	0.0002	38 (47.5)	7 (58.3)	31 (45.6)	0.4150