Research Article
Occurrence of Enteric Viruses in Surface Water and the Relationship with Changes in Season and Physical Water Quality Dynamics
Table 1
Summary of the bivariate analysis for the viral contamination by site.
| Sampling sites | No. of samples (n) | Contamination | Virus absent | Virus present | Frequency | (%) | Frequency | (%) |
| S1 | 36 | 35 | 97.22 | 1 | 2.78 | S2 | 36 | 35 | 97.22 | 1 | 2.78 | S3 | 36 | 34 | 94.44 | 2 | 5.56 | S4 | 36 | 35 | 97.22 | 1 | 2.78 | S5 | 36 | 28 | 77.78 | 8 | 22.22 | S6 | 36 | 31 | 86.11 | 5 | 13.89 |
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