TABLE 2.
Correlation between DFA-DVC and PCR for detection of VNC V. cholerae O1
| Site | Samples
|
No. DFA-DVC positive and PCR positive | No. DFA-DVC positive and PCR negative | No. DFA-DVC negative and PCR negative | No. DFA-DVC negative and PCR positive | Total no. of VNCa | |
|---|---|---|---|---|---|---|---|
| Type | No. | ||||||
| Estuary | Water | 21 | 6 | 1 | 14 | 6 | |
| Mesoplankton (>200 μm) (n = 21) | 21 | 4 | 0 | 17 | 4 | ||
| Microplankton (25-200 μm) | 21 | 4 | 1 | 15 | 1 | 5 | |
| Marine station | Water | 7 | 3 | 1 | 3 | 3 | |
| Mesoplankton (>200 μm) | 7 | 1 | 2 | 4 | 1 | ||
| Microplankton (25-200 μm) | 7 | 1 | 1 | 5 | 1 | ||
| Total | 84 | 84 | 19 | 6 | 58 | 1 | 20 |
a
Total number of samples that were considered positive for VNC V. cholerae O1.