Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Age groups and comorbidity distribution. a) age group distribution. b) boxplot with the comorbidity number for deceased and surviving patients. c) average network density over 500 permutations of individuals per each age group. All density estimations differ (p-value < 0.001; t-test).
