The data used from the study was taken before the advent of mass vaccination programs, meaning the numbers apply to unvaccinated people.

“The authors of the study concluded that the data reflects the reality that the infection fatality rate of COVID is substantially lower than previously reported estimates.

“The study’s findings confirm that Covid is a mild disease in all but a small minority of cases. With Omicron now reducing the severity several-fold further, even the proponents of lockdown should be able to accept that this virus is well below a level where restrictions are justifiable,” writes Jones.”

https://summit.news/2022/01/11/professor-covid-survival-rate-for-under-20s-is-99-9987/