[FRIAM] flu versus COVID
Prof David West
profwest at fastmail.fm
Sun Sep 13 09:57:07 EDT 2020
Barry, I do not believe I am saying anything other than IFR and CFR are often mixed up.
I saw a three paragraph article in a news paper about the confusion between IFR and CFR. I then got the four numbers directly from WHO and CDC press releases.
davew
On Sat, Sep 12, 2020, at 2:51 PM, Barry MacKichan wrote:
> Are you saying that 95% to 97% of flu infections are asymptomatic (“cases” vs “infections”)? What is a source for this?
> —Barry
> On 12 Sep 2020, at 10:44, Prof David West wrote:
>> IFR = infection fatality rate
>> CFR = case fatality rate
>>
>> A "case"requires symptoms.
>>
>> Seasonal flu has an IFR of 0.1% and a CFR of 2-3%
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