Table 2.
Outcome of COVID-19 in vaccinated and nonvaccinated patients
| Period of hospitalization of COVID-19 patients | n. (%) deceased patients | Median age, years (range) | n. (%) deceased patients with chronic medical conditions |
|---|---|---|---|
| Prevaccinationa (n = 420) | 90 (21.4) | 80 (39-95) | 87 (96.7) |
| Delta waveb (n = 51) | 10 (19.6) | 79 (65-92) | 8 (80.0) |
| -vaccinated (n = 27) | 5 (18.5) | 86 (71-92) | 4 (80.0) |
| -nonvaccinated(n = 24) | 5 (20.8) | 74 (65-83) | 4 (80.0) |
| Omicron wavec (n = 165) | 41 (24.8) | 81 (47-95) | 30 (73.2) |
| -vaccinated (n = 86) | 26 (30.2) | 78 (58-95) | 23 (88.5) |
| -nonvaccinated (n = 79) | 15 (19.0) | 77 (8-92) | 7 (46.7) |
a
October 15, 2020-November 15, 2020
b
October 15, 2021-November 15, 2021
c
December 15, 2021-January 15, 2022