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Table 1 The number and percentage of enrichment broths from carcass swab samples obtained from January to December, 2016 that were positive for STEC by cassette PCR

From: Detection of pathogenic Escherichia coli on potentially contaminated beef carcasses using cassette PCR and conventional PCR

 Number and percent (in brackets) of samples scoring positive
Monthtotal # sampleseae plus stx1 and/or stx2stx1stx2Both stx1 and stx2
January4218 (42.9)9 (21.4)25 (59.5)9 (21.4)
February4218 (42.9)15 (35.7)24 (57.1)11 (26.2)
March6426 (40.6)16 (25.0)35 (54.7)13 (20.3)
April8823 (26.1)20 (22.7)38 (43.2)13 (14.8)
May5628 (50.0)20 (35.7)32 (57.1)16 (28.6)
June5236 (69.2)17 (32.7)30 (57.7)8 (15.4)
July5642 (75.0)32 (57.1)39 (69.6)26 (46.4)
August4416 (36.4)7 (15.9)19 (43.2)7 (15.9)
September7237 (51.4)24 (33.3)44 (61.1)22 (30.6)
October6221 (33.9)11 (17.7)33 (53.2)10 (16.1)
November13449 (36.6)43 (32.1)74 (55.2)37 (27.6)
December10824 (22.2)23 (21.3)38 (35.2)16 (14.8)
Total820338 (41.2)237 (28.9)431 (52.6)188 (22.9)