Bacterial Epidemiology and Antimicrobial Resistance : 2007 Veterinary Isolates Final Report- Accessible Version

Table 7. Distribution of MICs and Occurrence of Resistance by Top Serotypes Tested from Cattle, 2007
Antimicrobial	Serotype	%I1	%R2	95% CI3	Distribution (%) of MICs (µg/ml)
Antimicrobial	Serotype	%I1	%R2	95% CI3	0.015	0.03	0.06	0.125	0.25	0.5	1	2	4	8	16	32	64	128	256	512	1024
Amikacin	Montevideo	0	0	0.0-4.8							56.8	40	3.2
	Dublin	0	0	0.0-10.9						15	30	52.5	2.5
	Muenster	0	0	0.0-13.0						6.1	78.8	12.1		3
	Newport	0	0	0.0-14.1						33.3	63.3	3.3
	Mbandaka	0	0	0.0-15.5							40.7	51.9	7.4
	Cerro	0	0	0.0-17.2						8.3	70.8	20.8
	Anatum	0	0	0.0-17.8						30.4	65.2	4.3
	Agona	0	0	0.0-22.9						11.8	70.6	17.6
	Meleagridis	0	0	0.0-22.9						23.5	52.9	23.5
	Typhimurium	0	0	0.0-26.8						14.3	78.6	7.1
	Infantis	0	0	0.0-28.3						69.2	23.1	7.7
Gentamicin	Montevideo	0	0	0.0-4.8					35.8	63.2	1.1
	Dublin	0	10	3.3-24.6					35	50	5				5	5
	Muenster	0	0	0.0-13.0					90.9	6.1	3
	Newport	0	0	0.0-14.1					86.7	13.3
	Mbandaka	0	0	0.0-15.5					33.3	66.7
	Cerro	0	0	0.0-17.2					66.7	33.3
	Anatum	0	0	0.0-17.8					100
	Agona	0	0	0.0-22.9					82.4	17.6
	Meleagridis	0	0	0.0-22.9					82.4	17.6
	Typhimurium	0	14.3	2.5-43.9					71.4	14.3					7.1	7.1
	Infantis	0	0	0.0-28.3					100
Kanamycin	Montevideo	0	0	0.0-4.8										100
	Dublin	0	45	29.6-61.3										52.5	2.5			45
	Muenster	0	3	0.2-17.5										97				3
	Newport	0	10	2.6-27.7										90			3.3	6.7
	Mbandaka	0	0	0.0-15.5										100
	Cerro	0	0	0.0-17.2										100
	Anatum	0	0	0.0-17.8										100
	Agona	0	17.6	4.6-44.1										82.4				17.6
	Meleagridis	0	0	0.0-22.9										100
	Typhimurium	0	14.3	2.5-43.9										85.7			7.1	7.1
	Infantis	0	0	0.0-28.3										100
Streptomycin	Montevideo	N/A	0	0.0-4.8												100
	Dublin	N/A	62.5	45.8-76.8												37.5	2.5	60
	Muenster	N/A	6.1	1.1-21.7												93.9		6.1
	Newport	N/A	83.3	64.5-93.7												16.7		83.3
	Mbandaka	N/A	0	0.0-15.5												100
	Cerro	N/A	0	0.0-17.2												100
	Anatum	N/A	4.3	0.2-23.9												95.7		4.3
	Agona	N/A	64.7	38.6-84.7												35.3		64.7
	Meleagridis	N/A	0	0.0-22.9												100
	Typhimurium	N/A	42.9	18.8-70.4												57.1	21.4	21.4
	Infantis	N/A	0	0.0-28.3												100
Ampicillin	Montevideo	0	0	0.0-4.8							98.9	1.1
	Dublin	0	65	48.3-78.9							22.5	10	2.5				65
	Muenster	0	6.1	1.1-21.7							90.9	3					6.1
	Newport	0	76.7	57.3-89.4							23.3						76.7
	Mbandaka	0	3.7	0.2-20.9							96.3						3.7
	Cerro	0	0	0.0-17.2							100
	Anatum	0	4.3	0.2-23.9							87	8.7					4.3
	Agona	0	64.7	38.6-84.7							35.3						64.7
	Meleagridis	0	0	0.0-22.9							94.1	5.9
	Typhimurium	0	42.9	18.8-70.4							57.1						42.9
	Infantis	0	0	0.0-28.3							100
Amoxicillin/Clavulanic Acid	Montevideo	0	0	0.0-4.8							98.9	1.1
	Dublin	0	50	34.1-65.9							22.5	10	10	7.5		5	45
	Muenster	0	3	0.2-17.5							90.9	3	3			3
	Newport	0	76.7	57.3-89.4							23.3					26.7	50
	Mbandaka	0	3.7	0.2-20.9							92.6	3.7				3.7
	Cerro	0	0	0.0-17.2							100
	Anatum	0	4.3	0.2-23.9							91.3	4.3					4.3
	Agona	0	64.7	38.6-84.7							35.3						64.7
	Meleagridis	0	0	0.0-22.9							94.1	5.9
	Typhimurium	14.3	21.4	5.7-51.2							57.1			7.1	14.3		21.4
	Infantis	0	0	0.0-28.3							92.3	7.7
Ceftiofur	Montevideo	0	0	0.0-4.8						75.8	24.2
	Dublin	2.5	47.5	31.8-63.7					10	20	17.5	2.5	2.5	17.5	30
	Muenster	3	3	0.2-17.5						15.2	78.8		3		3
	Newport	0	76.7	57.3-89.4						13.3	6.7	3.3			76.7
	Mbandaka	0	3.7	0.2-20.9						3.7	92.6				3.7
	Cerro	0	0	0.0-17.2						66.7	29.2	4.2
	Anatum	8.7	4.3	0.2-23.9						52.2	30.4	4.3	8.7		4.3
	Agona	0	64.7	38.6-84.7							35.3				64.7
	Meleagridis	0	0	0.0-22.9						5.9	94.1
	Typhimurium	0	21.4	5.7-51.2						42.9	35.7			7.1	14.3
	Infantis	0	0	0.0-28.3							100
Ceftriaxone	Montevideo	0	0	0.0-4.8					100
	Dublin	45	0	0.0-10.9					50				2.5	2.5	35	10
	Muenster	3	0	0.0-13.0					93.9	3					3
	Newport	66.7	6.7	1.2-23.6					23.3					3.3	33.3	33.3	6.7
	Mbandaka	0	0	0.0-15.5					96.3					3.7
	Cerro	0	0	0.0-17.2					100
	Anatum	4.3	0	0.0-17.8					82.6		4.3	4.3		4.3	4.3
	Agona	64.7	0	0.0-22.9					35.3						47.1	17.6
	Meleagridis	0	0	0.0-22.9					100
	Typhimurium	14.3	0	0.0-26.8					78.6					7.1	14.3
	Infantis	0	0	0.0-28.3					100
Cefoxitin	Montevideo	0	0	0.0-4.8							10.5	70.5	15.8	3.2
	Dublin	2.5	47.5	31.8-63.7							10	2.5	17.5	20	2.5		47.5
	Muenster	3	3	0.2-17.5									72.7	21.2	3	3
	Newport	0	76.7	57.3-89.4								16.7	6.7			30	46.7
	Mbandaka	3.7	0	0.0-15.5								3.7	81.5	11.1	3.7
	Cerro	0	0	0.0-17.2							20.8	58.3	20.8
	Anatum	8.7	4.3	0.2-23.9									69.6	17.4	8.7		4.3
	Agona	0	64.7	38.6-84.7									29.4	5.9			64.7
	Meleagridis	0	0	0.0-22.9									76.5	23.5
	Typhimurium	0	21.4	5.7-51.2								71.4	7.1			21.4
	Infantis	0	0	0.0-28.3						7.7			69.2	23.1
Sulfonamides	Montevideo	N/A	1.1	0.1-6.6											46.3	48.4	4.2			1.1
	Dublin	N/A	70	53.3-82.9											27.5		2.5			70
	Muenster	N/A	6.1	1.1-21.7												66.7	27.3			6.1
	Newport	N/A	83.3	64.5-93.7												16.7				83.3
	Mbandaka	N/A	0	0.0-15.5											7.4	59.3	29.6	3.7
	Cerro	N/A	0	0.0-17.2											20.8	58.3	20.8
	Anatum	N/A	4.3	0.2-23.9											43.5	43.5	8.7			4.3
	Agona	N/A	64.7	38.6-84.7											17.6	17.6				64.7
	Meleagridis	N/A	0	0.0-22.9											35.3	47.1	17.6
	Typhimurium	N/A	50	24.0-76.0												42.9	7.1			50
	Infantis	N/A	0	0.0-28.3											23.1	69.2	7.7
Trimethoprim/Sulfamethoxazole	Montevideo	N/A	1.1	0.1-6.6				85.3	13.7					1.1
	Dublin	N/A	10	3.3-24.6				30	27.5	22.5	7.5	2.5	5	5
	Muenster	N/A	0	0.0-13.0				78.8	18.2	3
	Newport	N/A	13.3	4.3-31.6				40	43.3		3.3			13.3
	Mbandaka	N/A	0	0.0-15.5				88.9	11.1
	Cerro	N/A	0	0.0-17.2				91.7	8.3
	Anatum	N/A	0	0.0-17.8				78.3	21.7
	Agona	N/A	11.8	2.1-37.8				58.8	23.5	5.9				11.8
	Meleagridis	N/A	0	0.0-22.9				88.2	11.8
	Typhimurium	N/A	0	0.0-26.8				57.1	14.3	28.6
	Infantis	N/A	0	0.0-28.3				92.3	7.7
Chloramphenicol	Montevideo	0	0	0.0-4.8									31.6	68.4
	Dublin	5	70	53.3-82.9								5	15	5	5		70
	Muenster	0	6.1	1.1-21.7									21.2	72.7			6.1
	Newport	0	76.7	57.3-89.4									6.7	16.7			76.7
	Mbandaka	3.7	0	0.0-15.5									3.7	92.6	3.7
	Cerro	0	0	0.0-17.2									87.5	12.5
	Anatum	0	0	0.0-17.8									26.1	73.9
	Agona	0	64.7	38.6-84.7										35.3			64.7
	Meleagridis	0	0	0.0-22.9									64.7	35.3
	Typhimurium	0	50	24.0-76.0									14.3	35.7			50
	Infantis	0	0	0.0-28.3									7.7	92.3
Ciprofloxacin	Montevideo	0	0	0.0-4.8	84.2	12.6	3.2
	Dublin	0	0	0.0-10.9	40	52.5		2.5		5
	Muenster	0	0	0.0-13.0	78.8	18.2	3
	Newport	0	0	0.0-14.1	83.3	16.7
	Mbandaka	0	0	0.0-15.5	77.8	22.2
	Cerro	0	0	0.0-17.2	91.7	8.3
	Anatum	0	0	0.0-17.8	73.9	26.1
	Agona	0	0	0.0-22.9	82.4	17.6
	Meleagridis	0	0	0.0-22.9	76.5	23.5
	Typhimurium	0	0	0.0-26.8	71.4	28.6
	Infantis	0	0	0.0-28.3	84.6		15.4
Nalidixic Acid	Montevideo	N/A	0	0.0-4.8								65.3	23.2	11.6
	Dublin	N/A	7.5	2.0-21.5							2.5	20	62.5	7.5		2.5	5
	Muenster	N/A	0	0.0-13.0								21.2	66.7	12.1
	Newport	N/A	0	0.0-14.1								70	20	10
	Mbandaka	N/A	0	0.0-15.5								74.1	11.1	14.8
	Cerro	N/A	0	0.0-17.2								70.8	29.2
	Anatum	N/A	0	0.0-17.8								4.3	69.6	26.1
	Agona	N/A	0	0.0-22.9								17.6	76.5	5.9
	Meleagridis	N/A	0	0.0-22.9								11.8	64.7	23.5
	Typhimurium	N/A	0	0.0-26.8								14.3	57.1	28.6
	Infantis	N/A	0	0.0-28.3								61.5	23.1	15.4
Tetracycline	Montevideo	1.1	7.4	3.3-15.1									91.6	1.1	1.1	1.1	5.3
	Dublin	0	72.5	55.9-84.9									27.5			2.5	70
	Muenster	3	9.1	2.4-25.5									87.9	3	3		6.1
	Newport	0	86.7	68.4-95.7									13.3			3.3	83.3
	Mbandaka	0	3.7	0.2-20.9									96.3			3.7
	Cerro	0	0	0.0-17.2									100
	Anatum	4.3	26.1	11.1-48.7									69.6	4.3		17.4	8.7
	Agona	0	64.7	38.6-84.7									35.3				64.7
	Meleagridis	0	5.9	0.3-30.8									94.1				5.9
	Typhimurium	0	50	24.0-76.0									50			14.3	35.7
	Infantis	0	0	0.0-28.3									100

Table 7 notes:

95% confidence intervals for percent resistant (%R) were calculated using the Clopper-Pearson exact method

Antimicrobial subclasses and susceptible, intermediate and resistance breakpoints can be found in the antimicrobials and breakpoints section.

N/A- Not applicable