epidemiology, attributable fraction among the exposed (AFe) is the proportion of incidents in the exposed group that are attributable to the risk factor. The term...

epidemiology, attributable fraction for the population (AFp) is the proportion of incidents in the population that are attributable to the risk factor. The term...

symmetrical notion is attributable fraction among the exposed.[citation needed] Population Impact Measures Preventable fraction for the population Aschengrau...

The risk difference (RD), excess risk, or attributable risk is the difference between the risk of an outcome in the exposed group and the unexposed group...

In medicine, the number needed to harm (NNH) is an epidemiological measure that indicates how many persons on average need to be exposed to a risk factor...

the experimental units are a random sample from the larger population; the probable error of such an extrapolation depends on the sample size, among other...

PPI) in medical research refers to the practice where people with health conditions (patients), carers and members of the public work together with researchers...

In epidemiology, the relative risk reduction (RRR) or efficacy is the relative decrease in the risk of an adverse event in the exposed group compared to...

and other medical information. The medical writer develops any of the five modules of the Common Technical Document. The medical writers also ensure that...

epidemiological) involving human beings. The goal of a clinical study is to assess the safety, efficacy, and / or the mechanism of action of an investigational...