BMC Microbiology

Table 1 Prevalence of Salmonella serogroups and their main serovars isolated from human from 2004 to 2007.

From: Clonal dissemination of the multi-drug resistant Salmonella enterica serovar Braenderup, but not the serovar Bareilly, of prevalent serogroup C1 Salmonella from Taiwan

Serogroup/Serovar	Number of isolates					Prevalence (%)²
	2004	2005	2006	2007	Total	2004	2005	2006	2007	Total
Serogroup B	1133	1045	938	854	3970	44.3	46.9	44.0	42.4	44.5
S. Typhimurium	571	551	441	412	1975	22.3^ab	24.7^a	20.7^b	20.4^b	22.1^ab
S. Stanley	287	183	242	168	880	11.2	8.2	11.4	8.3	9.9
Serogroup C1	364	229	234	184	1101	14.2	10.3	11.0	9.1	11.3
S. Choleraesuis	111	65	30	17	223	4.3 (30.5)	2.9 (28.4)	1.41 (12.8)	0.84 (9.23)	2.50 (22.6)
S. Braenderup	96	46	66	32	240	3.8 (26.4)	2.1 (20.9)	3.1 (28.2)	1.6 (17.4)	2.7 (23.7)
S. Bareilly	54	41	47	54	196	2.1 (14.8)	1.8 (17.9)	2.2 (20.1)	2.7 (29.4)	2.2 (19.4)
S. Virchow	43	34	33	19	129	1.7 (11.8)	1.5 (14.8)	1.6 (14.1)	0.9 (10.3)	1.4 (12.8)
Other serovars¹	60	43	58	62	223	2.3 (16.5)	1.9 (18.8)	2.7 (24.8)	3.1 (33.7)	2.5 (22.1)
Serogroup C2-C3	231	246	239	228	944	9.0	11.0	11.2	11.3	10.6
S. Newport	144	137	135	147	563	5.6	6.1	6.3	7.3	6.3
S. Albany	87	109	104	81	381	3.4	4.9	4.9	4.0	4.3
Serogroup D	597	550	583	609	2339	23.3	24.7	27.4	30.2	26.2
S. Enteritidis	586	543	567	582	2278	22.9^c	24.4^bc	26.6^ab	28.9^a	25.5
Serogroup E1	122	76	64	70	332	4.8	3.4	3.0	3.5	3.7
S. Weltevreden	94	61	556	62	273	3.7	2.7	2.6	3.1	3.1
Sum³	2447	2147	2058	1954	8736	95.6	96.3	96.6	96.5	96.3
Total Salmonellae	2,557	2,228	2,131	2,015	8,931

¹Other serogroup C1 serovars include are mainly S. Infantis, S. Potsdam, S. Mbandaka, and S. Montevideo.
²Numbers in parenthesis indicate the percentage of isolates of a C1 serovar over total serogroup C1 isolates.
³Sum is the total number of serogroup B, C1, C2-C3, D, and E isolates.
^abcDifferent letters indicate significant difference between years.

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