From: Effectiveness of the CoronaVac® vaccine in a region of the Colombian Amazon, was herd immunity achieved?
Severity of COVID-19 according to age range (%)
< 60 years
N = 406
Mild
405 (99.8)
Moderate
1 (0.2)
Severe
0
> 60 years
N = 41
40 (97.6)
Severe + deceased
1 (2.4)