Posts Tagged ‘research methods’

Nutritional Epidemiology: No Longer Good Enough?

October 30, 2021 — The Nutrition Source at Harvard makes one thing clear enough. Potatoes are a problem. They can give you obesity, diabetes, and heart disease. Skip across town and you’ll get a very different story from Boston University. “Nutrient-rich potatoes can be part of a healthy diet in young girls.” This kind of whiplash tells us that, […]

Forgetting to Randomize a Randomized Study

February 10, 2019 — Sometimes things are not what they seem. That’s a problem when something slips into scientific literature that’s not exactly true. We offer a prime example today. Here we have two papers where an RCT – a randomized controlled study – is not properly randomized. Apparently, the investigators, reviewers, and editors for these papers weren’t too fussy about […]

Longitudinal Research: Missing Teaspoons

November 23, 2018 — The curious case of the missing workplace teaspoons Once upon a time, a group of disheartened scientists found their tearoom bereft of teaspoons. Despite dispatching a research assistant to go purchase more – so sugar could be stirred and coffee dispensed – the newly purchased teaspoons disappeared within a few short months. Exasperated by the […]