TABLE 4.
Virus analyses of groundwater samples
| Virus | No. of positive samples or sites (% positive)
|
|||
|---|---|---|---|---|
| Initial conditionsa per sample | Final conditionsb per sample | Totalc
|
||
| Per sample | Per sited | |||
| Enterovirus | 8 (8) | 7 (3) | 15 (5) | 11 (38) |
| Reovirus | 6 (6) | 27 (12) | 33 (10) | 18 (62) |
| Rotavirus | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| HAV | 3 (3) | 1 (0.4) | 4 (1) | 4 (14) |
| Norwalk virus | 3 (3) | 6 (3) | 9 (3) | 6 (21) |
| Totale | 16 (17) | 34 (15) | 50 (16) | 21 (72) |
a
The percentage is based on 94 samples that were run with 0.01% BSA during the inhibitor removal steps.
b
The percentage is based on 227 samples that were run with the final inhibitor removal and multiplex RT-PCR conditions.
c
Total number of samples or sites positive for specific virus types. The percentage is based on 321 samples and 29 sites.
d
A site was considered positive if one or more samples from the site were positive.
e
Total samples or sites positive for one or more virus types.