Swab type | Assay A | Assay B |
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BHI | PBS | BHI | PBS |
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Non-flocked swab | 1/45 (2.2)*a | 12/45 (26.6)b | 6/45 (13.3)a | 14/45 (31.1)ab |
Flocked swab | 16/45 (35.6) b | 12/33 (36.4)b | 19/45 (42.2)b | 13/33 (39.4)b |
Foam swab | 18/45 (40)b | 1/45 (2.2)a | 8/45 (17.7)a | 0/45 (0)c |
- Data from days 2, 3 and 4 post inoculation were pooled. Statistical groups (within each assay [A or B]) are denoted with letters, where groups which do not share a letter have a statistically significant difference with a p of value < 0.05. Abbreviations: BHI = brain heart infusion broth, PBS = phosphate buffered saline.
- *. Number positive/total tested (Percent positive).