2021-10-13 General

Diagnosis / Equity This Twitter thread suggests that the reason darker-skinned people have higher fatality rates from COVID-19 is because, well, they have darker skin: pulse oximeters, which are used to judge how serious a case is, don’t work on dark-skinned people. Economic effects This video from January 2021 makes the economic case — not… Continue reading 2021-10-13 General

2010-10-09/10/11/12 General

Mitigation Measures This article says that the US will allow fully-vaccinated Canadians to enter, starting sometime in November. “Fully-vaccinated” has not been clearly defined yet. Vaccines Novavax has published data from their Phase 3 trials in the USA and Mexico in this preprint. I wanted to be snarky and say that maybe this means that… Continue reading 2010-10-09/10/11/12 General

2021-10-07 General

Long COVID This study from the UK found: there were subtle differences in T cells which correlated strongly (but not perfectly) with having Long COVID; giving histamine receptor antagonists made 72% of them better (!!!); something which the histamine receptor antagonists never helped was dysautonomia, which suggests that there is some different mechanism causing that.… Continue reading 2021-10-07 General

2021-10-01 General

Vaccines Today, during a BC Ministry of Health press conference about something else, Dr. Henry got a question about when little kids’ vaccinations (ages 5-11). Dr. Henry said that Pfizer had submitted (or was about to submit?) data for the study, which had a new formulation: 1/3 of the adult active ingredient (10 mg vs.… Continue reading 2021-10-01 General

2021-09-30 General

Pathology This preprint made a model which predicts positive PCR tests based on seven symptoms: loss or change of sense of smell, loss or change of sense of taste, fever, new persistent cough, chills, appetite loss, and muscle aches. This can possibly replace tests in places where tests either are not available or when someone… Continue reading 2021-09-30 General

2021-09-28 General

Treatments It’s been observed often that obesity raises the risk of COVID-19. This preprint looked into it more closely, and found that the anti-obesity drug orlistat blocks COVID-19 in mice. Mitigation Measures This report from England looked how behaviour correlated with risk of getting COVID-19. People who reported that never wore masks were slightly over… Continue reading 2021-09-28 General

2021-09-24 General

Mitigation Measures This US CDC report says that counties with school mask mandates had lower absolute pediatric case rates (16.32 per 100K/day vs. 34.85 per 100K/day) and a lower increase in cases after school started. This (different) US CDC report says that counties without a mask mandate in schools had a 3.5x higher chance of… Continue reading 2021-09-24 General