Category: Epidemiology

Randomized Controlled Trial Schematic

Dexamethasone and Hydroxychloroquine: Why Randomized Controlled Trials Matter

What does the best evidence tell us about hydroxychloroquine and dexamethasone?

/ August 20, 2020

HCQTrial.com: Astroturf and disinformation about hydroxychloroquine and COVID-19 on steroids

Late last week, a "study" published on HCQTrial.com by an anonymous source claiming to be a group of PhD scientists went viral. It claimed that countries that used hydroxychloroquine to treat COVID-19 had a 79% lower fatality rate than those who didn't. It was horrible science and quickly debunked on Twitter by several epidemiologists. That didn't stop it from going viral. Disinformation...

/ August 10, 2020

COVID-19 and Excess Deaths

Excess deaths during the pandemic help tell a more complete picture of the impact of COVID-19.

/ July 22, 2020
COVID-19

COVID-19 “super-spreaders” and “super-spreading events”: The controversy

Evidence is emerging suggesting that COVID-19 does not spread equally. A minority of infected individuals seem to spread the virus easily to many people, while most infected individuals spread it to few others or no one at all, likely through a combination of circumstance, environment, and possibly biology. Why is this, and what does it mean for coronavirus containment strategies?

/ July 20, 2020

Covid-19 in Children: A New Study Out of China

Children may be less likely to develop COVID-19, but they can get it too; and it may be more severe for infants.

/ March 31, 2020

Handwashing to Prevent Pandemic

A new study finds that handwashing at airports is probably the single most effective method for preventing pandemics.

/ February 12, 2020

A new study reinforces the conclusion that autism is primarily genetic

Last week, the largest epidemiological study of its kind was published and concluded, once again, that autism is primarily due to genes and that the environmental component of autism risk is much smaller. Not surprisingly, once again antivaxers didn't want to hear that message.

/ July 22, 2019

Pee Values: Tapping into large databases to answer an awkward situation in veterinary medicine

A handy research tool has just helped answer some long standing questions about the spaying of female dogs and urinary incontinence.

/ May 24, 2019

Update on Glyphosate

A legal decision against the makers of glyphosate is not supported by the science.

/ April 3, 2019

Lessons in confounding epidemiology: Household cleaning products, the microbiome and childhood obesity

Do eco-friendly cleaning products prevent obesity? Probably not, and you shouldn't be eating them anyway.

/ March 14, 2019