Previously in this series I have given an overview of the main types of study design and the techniques used to minimise biased results. In this article I describe more fully case control studies ...

Background: Epidemiologic studies have reported inconsistent results regarding coffee consumption and the risk of liver cancer. We performed a meta-analysis of published case–control and cohort ...

The mission of the Eye Image Analysis Reading Centers is to provide superior image analysis and trial development support for clinical trials and studies examining the effects of drugs, devices, and ...

Anderson and colleagues obtained data from the National Birth Defects Prevention Study, a population-based, multisite case-control study in the U.S., and included pregnancies from 1997 to 2011.

PROVIDENCE, R.I. (WJAR) — A new case control study assesses environmental exposures that might explain the high rate of bladder cancer in Rhode Island. It's a collaboration between the Lifespan ...

Teo, KK, Ounpuu, S, Hawken, S, et al. Tobacco use and risk of myocardial infarction in 52 countries in the INTERHEART study: a case-control study. Lancet 2006;368:647-658 Crossref ...

We conducted a population-based, case–control study to determine the risk of breast cancer among former and current users of oral contraceptives. Methods We interviewed women who were 35 to 64 ...