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Table 1 Distribution of methicillin-resistant Staphylococcus aureus genotypes in slaughterhouses and pig farms in Switzerland.

From: The increase of methicillin-resistant Staphylococcus aureus(MRSA) and the presence of an unusual sequence type ST49 in slaughter pigs in Switzerland

  2009 2010
Abattoir Total no. of
samples
No. of
MRSA
positive
samples
Percentage
of MRSA
positive
samples
Origina Genotype (n) Total no. of
samples
No. of
MRSA
positive
samples
Percentage
of MRSA
positive
samples
Origina Genotype (n)
A 84 2 2.4 TG1, LU2 ST398-t011-V (2) 68 11 16.2 LU4, LU5, SG3, SG5, TG5, TG8,
TG9, BE3, BE4 ZH1, JU1
ST398-t034-V (11)
B 90 1 1.1 SG1 ST398-t011-V 101 2 2.0 AG2, SG6 ST49-t208-V (2)
C 63 1 1.6 BE1 ST398-t034-V 65 4 6.2 TG6 BE2, TG7, LU6 ST49-t208-V ST398-t034-V (3)
D 62 0 0 - - 58 2 3.4 AG1, TG10 ST398-t034-V (2)
E 39 1 2.6 LU1 ST398-t1451-V 37 0 0 - -
F 28 0 0 - - 22 0 0 - -
G 19 3 15.8 TG3, TG2, SG2 ST1-t2279-IVc
ST49-t208-V (2)
15 2 13.3 TG4, SG4 ST49-t208-V (2)
H 10 0 0 - - 14 1 7.1 LU3 ST398-t034-V
I 10 0 0 - - 12 1 8.3 AI1 ST398-t011-V
A-I (all) 405 8 2.0    392 23 5.9   
  1. a) Geographical origin of the farms: letters indicate the Cantons (AI, Appenzell Innen Rhodes; AG, Aargau; BE, Bern; JU, Jura; LU, Luzern; SG, St Gallen; TG, Thurgau; ZH, Zurich). and numbers indicate individual farms.