US Center for Disease Control
Influenza-associated disease outcomes
AGEMortality rate %
0-4 yrs0,0006
5-17 yrs0,001
18-49 yrs0,002
50-64 yrs0,0106
65+ yrs0,1001
Average0,02286
China CCDC, February 17 2020
COVID-19 Fatality Rate by AGE
AGEMortality rate %
0-9 yrs0
10-19 years0,2
20-29 years0,2
30-39 years0,2
40-49 years0,4
50-59 years1,3
60-69 years3,6
70-79 years8
80+ years14,8
Average3,188888889
Influenza/nCoV average mortality factor139 times
Data sources: 
https://www.cdc.gov/flu/about/burden/2017-2018.htm
https://www.worldometers.info/coronavirus/coronavirus-age-sex-demographics/