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Risk of death within 21 days of a positive covid-19 test result in those aged 80 years and older who were vaccinated with Pfizer-BioNTech BNT162b2 or unvaccinated
| Total No of cases | No (%) of deaths | Hazard ratio (95% CI) | |
|---|---|---|---|
| Unvaccinated | 8096 | 1063 (13.13) | 1.00 |
| Test date after first dose: | |||
| <14 days | 1096 | 114 (10.40) | 0.74 (0.62 to 0.90) |
| ≥14 days | 750 | 51 (6.80) | 0.49 (0.38 to 0.63) |
| Total | 9942 | 1228 (12.35) |
