1/ with thanks to @JustTheFacts37 for sharing data, I am now loaded for bear and ready to take on @JasonSalemi !
the good and (too) fair Dr, Jason has claimed %Pos for New Cases to be a useful and worthwhile metric. I have disagreed (with words). Now, I can provide the data.
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the good and (too) fair Dr, Jason has claimed %Pos for New Cases to be a useful and worthwhile metric. I have disagreed (with words). Now, I can provide the data.
2/these data show the number of "total tests" as collated from the daily .pdf by @JustTheFacts37. From that I have deducted the total of "new people tested", leaving the total of tests of people who are not "new," aka "retests"
It& #39;s clear that most of all tests are now retests.
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It& #39;s clear that most of all tests are now retests.
3/ The impact of including this mass of retests into a %Pos value is also clear. As the % of tests that are retests increases, the "%Pos for New Cases" decreases.
Why? b.c the population of retested people tests (+) less often, thus lowering the overall %Pos.
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Why? b.c the population of retested people tests (+) less often, thus lowering the overall %Pos.
Thus
"All & #39;%Pos for New Cases& #39; really measures is the proportion of & #39;retests& #39; to & #39;new tests& #39; "
Not very useful & NOT AT ALL what the WHO & CDC were talking about when setting benchmarks of 10% & 5%.
I have nothing but respect for @JasonSalemi and all he has done and is doing
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"All & #39;%Pos for New Cases& #39; really measures is the proportion of & #39;retests& #39; to & #39;new tests& #39; "
Not very useful & NOT AT ALL what the WHO & CDC were talking about when setting benchmarks of 10% & 5%.
I have nothing but respect for @JasonSalemi and all he has done and is doing
...and will continue to do for Floridians.
If there was ever an example of someone being "too fair," Dr. Jason is it.
But "too nice of a guy" is hardly an insult.
Carry on!
(This thread is an homage to an old debate, it just takes this old sailor some time to come about!)
If there was ever an example of someone being "too fair," Dr. Jason is it.
But "too nice of a guy" is hardly an insult.
Carry on!
(This thread is an homage to an old debate, it just takes this old sailor some time to come about!)