TABLE 2.
Temporal changes in the detection frequency of the Beta, Gamma, Delta, and Kappa VSMs in wastewater from quarantining hotels using RT-qPCR
| Sampling date | SARS-CoV-2 (all variants)a |
Beta | Gamma | Delta | Kappa |
|---|---|---|---|---|---|
| April 2021 | 56.1% (69/123) | 0.8% (1/123) | 1.6% (2/123) | 5.8% (7/121) | 2.5% (3/121) |
| May 2021 | 79.8% (83/104) | 1.9% (2/104) | 5.8% (6/104) | 24.0% (25/104) | 0% (0/104) |
| June 2021 | 50.6% (172/342) | 0% (0/342) | 1.8% (6/341) | 10.2% (35/342) | 0% (0/342) |
| July 2021 | 53.0% (133/251) | 1.2% (3/251) | 2.0% (5/251) | 16.7% (42/251) | 0% (0/251) |
a
The values in parentheses denotes the number of positives relative to the total number of samples.