1。 不考虑excess死亡
https://www.heritage.org/data-visualizations/public-health/covid-19-deaths-by-age/
According to data from the Centers for Disease Control and Prevention, COVID-19 is deadliest among older populations. In fact, through December 2, 92 percent of COVID-19 deaths nationwide have occurred among those ages 55 or older. Only 0.2 percent were younger than 25. This trend can also be found on the state level.
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2. 考虑excess死亡
https://www.cdc.gov/mmwr/volumes/69/wr/mm6942e2.htm
The total number of excess deaths (deaths above average levels) from January 26 through October 3 ranged from a low of approximately 841 in the youngest age group (§§ However, the average percentage change in deaths over this period compared with previous years was largest for adults aged 25–44 years (26.5%) (Figure 2). Overall, numbers of deaths among persons aged ¶¶ and among adults aged 45–64, 65–74 years, 75–84, and ≥85 years were 14.4%, 24.1%, 21.5%, and 14.7% above average, respectively.
