TABLE 3.
Frequency of samples from sessions 1 to 4 that contained specific genes linked to the genera analyzeda
| Sampling session | No. (%) of samples positive by genus-specific PCR |
|||||||
|---|---|---|---|---|---|---|---|---|
| Aeromonas spp. | Campylobacter spp. | Klebsiella spp. | Legionella spp. | Pseudomonas spp. | Salmonella spp. | Shigella spp. | Yersinia spp. | |
| 1 | 4 (14) | 0 (0) | 11 (38) | 24 (83) | 0 (0) | 0 (0) | 11 (38) | 4 (14) |
| 2 | 7 (24) | 0 (0) | 22 (75) | 24 (83) | 12 (41) | 5 (17) | 4 (14) | 14 (48) |
| 3 | 2 (7) | 0 (0) | 7 (24) | 12 (41) | 2 (7) | 0 (0) | 3 (10) | 6 (21) |
| 4 | 5 (17) | 0 (0) | 14 (48) | 25 (86) | 1 (3) | 2 (7) | 13 (45) | 9 (31) |
a
Samples were obtained from a total of 29 rainwater tanks and at four sampling sessions (i.e., 116 total samples for analysis of bacteria genera).