Table 2.
Number of B. pseudomallei positive units comparing different detection methods and sample types (pre-filters, main filters, sediment).
| B. pseudomallei positive units | Direct culture | Post-enrichment PCR | Both methods positive | Total |
|---|---|---|---|---|
| Stations (only by respective method) | 15 (3) | 16 (4) | 12 | 19 |
| All samples | 16 | 31 | 10 | 47 |
| Pre-filters | 3 | 12 | 1 | 15 |
| Main filters | 10 | 13 | 7 | 23 |
| Stations with positive pre- and main filter | 0 | 10 | 0 | 10 |
| Sediment samples | 3 | 6 | 2 | 9 |
| Filter-positive, sediment-negative stations | 11 | 10 | 7 | 11 |
| Sediment-positive, filter-negative stations | 2 | 1 | 0 | 3 |
| Stations where all samples were positive | 0 | 4 | 0 | 4 |