Tag: #epidemiology

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…

R Programming and the New Epidemiologists

When I started working as an epidemiologist at a state health department, one of the most often used tools was the Microsoft Office Suite of programs. I used Excel for data analysis and visualization, Access to create and manage databases, Power Point to create presentations, and Word to create reports. Nevertheless, I’ve always been an early adopter when it comes…

EpiRen’s Journal Club: Firearm-Related Hospitalization and Risk of Bad Stuff Thereafter, in Washington State, Between 2006 and 2011

This study is pretty interesting… Researchers in Washington State took hospital records from 2006 and 2007 and found all the firearm-related hospitalizations (FRH) through diagnosis codes. They then matched those cases with hospitalized patients who were not hospitalized for FRH. They used frequency matching, which is one of the various types of matching you do when conducting a case-control or retrospective cohort…

The Thing About Hotspots

No, I’m not talking about wifi hotspots that help you connect to the internet so you can watch cat videos. I’m talking about the symbology used on maps in order to emphasize an area (or areas) where there is a lot of something going on. For example, in infectious disease epidemiology, I might use a map to show where there…

Epidemic Curves and Homicide Counts in Baltimore

One of the tools that we use in the investigation of outbreaks is the epidemic curve, or, as we say in the biz, the “epi curve.” An epidemic curve is a simple graphical representation of the number of cases per a unit of time over a span of time. For example, you could graph the number of new cases of diarrhea…