A box with whiskers
Boxplot. The boxplot is widely used for its descriptive capabilities. It shows, in a simple way, the shape of a distribution.
Science without sense...double nonsense
Evidence Based Medicine pills
Science without sense...double nonsense
Evidence Based Medicine pills
Read MoreA box with whiskers
The failure of democracy
Vote counting method in reviews. To get a conclusion on the result of a review, it is not enough with the vote counting method. A weighted measure is nedeed.
Twisting parallels
Crossover clinical trial. Crossover clinical trial allows each patient to receive the study and the control interventions, in a specific order and for a set time.
An open relationship
Linear correlation. Linear correlation represents the strength of association between two quantitative variables, without implying dependence or causality. We already know about the relationship between variables. Who can doubt that smoking kills or that TV dries our brain?. The issue…
More than one rooster per pen
Factorial clinical trial. Factorial clinical trial allows testing more than one intervention with only one sample of participants. The clinical trial is the king of epidemiological designs. But it is also the most expensive to perform. And, in our times,…