proportion risk In the English language, 'risk' may be used synonymously with 'hazard', 'chance', 'likelihood', 'relative likelihood', 'probability' and many other terms. In SEVCO the term 'risk' is explicitly defined for how it is used in other terms such as 'Risk Ratio' and 'Relative Risk Difference' The statistical definition of 'risk' does not have a negative or undesirable connotation. A proportion in which the numerator represents the cases in which an event or characteristic occurs and the denominator represents all possible cases. Brian S. Alper, Harold Lehmann, Joanne Dehnbostel, Muhammad Afzal, Janice Tufte COKA/SEVCO Expert Working Group Agreement: 2022-06-29 vote 6-0 by Jesus Lopez-Alcalde, Philippe Rocca-Serra, Mario Tristan, Janice Tufte, Harold Lehmann, Eric Harvey