Tag: #epidemiology

How Many Guns Were Within 1,000 Feet of Schools in Baltimore in 2018?

Modern software programs allow you to analyze spatial data quite easily, but it may be hard to replicate what you did without a detailed how-to manual and instructions you write as you go. Programming languages such as R and others allow you to write code and comments in that code, so it will be easy to follow what you did and reproduce it time after time.

What if Vaccines Are Harmful?

If vaccines are as bad as anti-vaccine people and groups claim that they are, where is the evidence? We’ve seen other diseases and conditions be identified and dealt with. Why not these bad vaccine outcomes? Could it be that it’s not as bad as antivaxxers say it is?

One-Way ANOVA Analyses, by Hand and in R

A student asked for help with a statistical analysis the other night, and I was happy to help. However, he threw me a curveball when he told me he needed to conduct an ANOVA test using only summary data. That is, all he had was the table of results (from a publication) and not the data. Doing an ANOVA by…

Epidemiology for Non-Epidemiologists?

Epidemiology is the basis for much of the work that goes into public health. From the research that gives us the evidence we need to conduct good public health policy, to the work that is done investigating outbreaks, we use epidemiology to help us understand what we are seeing. It’s a scientific branch (or a branch of medicine) that helps…