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Three ICU transfers and one death reported in hydroxycholoquine treatment group

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7102549/ An under discussed part of the Guatret 2020 study is the somewhat buried data that the hydroxycholoroquine treatment group had 6 participants “lost to follow up” (a term referring to participants dropped or dropping out of the study) while the control group had no participants lost to follow up. The reasons for loss to …

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Vizualizing U.S. COVID-19 Data: Are we flattening the curve?

A critical question when looking at the daily rate of new US COVID-19 cases is whether we are flattening the curve. I haven’t found an adequate visualization that accounts for a major confounder: Is the rate of new case growth slowing, or is our ability to test saturating? To get a handle on the question …

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Development and field validation of an omni-domain power-duration model

Michael J. Puchowicz, Jonathan Baker & David C. Clarke (2020) Development and field validation of an omni-domain power-duration model, Journal of Sports Sciences, DOI: 10.1080/02640414.2020.1735609 Purpose: To validate and compare a novel model based on the critical power (CP) concept that describes the entire domain of maximal mean power (MMP) data from cyclists. Methods: An omni-domain power-duration (OmPD) model was …

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Athlete Biological Passport Standard Deviation ?

When I drill down in to data it’s no surprise when I catch small errors and discrepancies pop. But the thing that jumped out when drilling down into the Cobo ABP data http://veloclinic.com/cobo-athlete-biological-passport-visualization-and-discussion/ was that the Z-score model was apparently producing far wider cut offs than the actual ABP. Jeroen Swart pointed this out to …