Archive for February 25th, 2021

Herd Immunity: By the Numbers

February 25, 2021

Key: It’s not just people who get vaccinated who are in the immunized part of the “herd”
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Earlier this week, we dissected the WSJ op-ed by Hopkins Dr. Marty Makary who boldly claimed  that “We’ll Have Herd Immunity by April”.

Our basic conclusion: The claim isn’t as far-fetched as it sounds. It’s unlikely, but mathematically possible.

The essence of Makary’s logic is that people develop immunity to COVID in 2 main ways: (1) by surviving a COVID infection or (2) by getting vaccinated.

So, if those 2 groups add up to 200 million (80% of the 225 million adults 18 & over), we’ve reached the promised land: herd immunity.

The catch: Achieving herd immunity in just a couple of months requires two very bold policy shifts and supportive actions.

(more…)

Feb. 25: COVID VAX Stats

February 25, 2021

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Feb. 25: COVID Tracking Stats

February 25, 2021

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Note:  At the index starting date, cases were
~ 100K and deaths were ~ 1,000 per day.

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Source: RonaViz.com