Existing short definition is:  An outcome or planned variable to measure during the study. Change to: A variable measured during the study   Existing long definition is:  An outcome or planned variable to measure during the study. Change to: An "outcome measure", "endpoint", "effect measure" or "measure of effect" is a specific measurement or observation used to quantify the effect of experimental variables on the participants in a study, or for observational studies, to describe patterns of diseases or traits or associations with exposures, risk factors or treatment. A study may have multiple distinct outcome measures that can be used to assess the overall goal for a study. The goal of a study is in the objective whereas the metric by which the goal is assessed is the outcomeMeasure. Examples: Time to Local Recurrence (TLR) Disease-free Survival (DFS), 30 Day Mortality Systolic BP