Sub sample | Time | Non-selective BCYNE agar cfm/ml | Selective GPVC agar cfm/ml | PCR |
1 | 0 hours | 0 | 0 | −ve |
2 | 2 hours | 0 | 0 | −ve |
3 | 4 hours | 0 | 0 | −ve |
4 | 8 hours | 0 | 0 | +ve (faint) |
5 | 12 hours | 0 | 0 | +ve |
6 | 24 hours | 0 | 0 | +ve |
7 | 48 hours | 0 | 0 | +ve |
8 | 72 hours | 0 | 0 | +ve |
9 | 4 days | 0 | 0 | +ve |
10 | 5 days | 5.2 × 102 | 0 | +ve |
11 | 6 days | 7.5 × 102 | 6.5 × 102 | +ve |
12 | 7 days | 2.1 × 103 | 3.4 × 103 | +ve |
13 | 10 days | 1.5 × 104 | 2.2 × 104 | +ve |
Control | Everyday | 0 | 0 | −ve |