KEVINMD.COM 3 Hours Ago We need an evidence-based, randomized trial on gun control by Ryan Madanick For just a moment, let’s take a scientific viewpoint about gun control here and try to leave emotions (and the Constitutional argument) out. The best type of study to determine whether gun control and/or regulation would be a randomized trial: randomizing a state or country to regulation or not. Since that’s not going to happen, the next best type of evidence we have to go by is observational, either case-control or cohort studies. The exposure is: gun control regulation. This could be considered dichotomously (yes/no) or continuous (level of regulation from strict to lenient/none). The outcome is: death by guns. This could be considered in numerous ways: absolute numbers of gun deaths annually; relative numbers of gun deaths adjusting for size of population; number of gun massacres, etc. We could even consider any violent deaths, if you want to be more general. In a case-co...