Extended Data Table 4.
Proportion of Omicron from all SARS-CoV-2 variants detected in Chile through genomic surveillance from 12 December 2021 to 19 February 2022
| Epidemiological week | Omicron | Proportion | Total |
|---|---|---|---|
| No. | % | No. | |
| Year 2021 | |||
| Dec 12–18 | 211 | 13.2 | 1,594 |
| Dec 19–25 | 711 | 39.5 | 1,798 |
| Dec 26–Jan 1 | 1,746 | 58.6 | 2,980 |
| Year 2022 | |||
| Jan 2–8 | 1,908 | 69.5 | 2,746 |
| Jan 9–15 | 1,993 | 80.8 | 2,467 |
| Jan 16–22 | 1,655 | 79.1 | 2,092 |
| Jan 23–29 | 1,475 | 87.7 | 1,682 |
| Jan 30–Feb 5 | 949 | 97.5 | 973 |
| Feb 6–12 | 946 | 96.2 | 983 |
| Feb 13–19 | 323 | 89.7 | 360 |
| Total | 11,917 | 67.4 | 17,675 |
No. denotes number of cases.
Source: Department of Epidemiology, Ministry of Health, Chile