My Blog

Population Attributable Fraction (PAF)

In the last section, we discussed individual risk and realized that it was really hard to estimate! Fortunately, we found that population-level estimates were much easier to…

Basic Epidemiological Quantities

Let’s define some basic concepts used in epidemiology that will form the foundation for several of our calculations on other pages. Consider a population of 100 people. Some…

Ballot Drop Boxes

Election season is upon us already, and I was super pumped to participate in the new vote by mail program in Baltimore! If you haven’t heard about mail-in voting, check out…

Central Limit Theorem Demo with Polygenic Risk Scores

The classical Central Limit Theorem (CLT) states that for a series of independent and identically distributed random variables \(X_1, X_2, ...\) with \(\mathbb{E}[X_i] = \mu\)…

What is risk?

Imagine that you go to your doctor. You’d like to know your (individual!) risk for some cancer. Let’s talk about what this actually means. Your risk is defined as the…