So that would mean that 9,500 in Santa Clara were infected, of which 100 die, which is a lethality of ~1%. 1% lethality is in the ballpark of other calculations of lethality from other regions. If 90% of Americans were to be infected & 1% were to die, that would be 3M deaths.

— Peter Kolchinsky (@PeterKolchinsky) April 18, 2020