Exhaustive list of possible outcomes for a variable, and the associated probability of each outcome. The sum of the probabilities of all possible outcomes from a frequency distribution is 100%.

Dollar amount for one base unit that is obtained when converting a provider’s fee schedule that is not based on the resource-based relative value scale (RBRVS) to one that is based on it, using current fees and the number of times the service is provided (frequency). By using a FACF, it is possible to develop an RBRVS fee schedule that produces the same amount of income that was generated under the non-RBRVS fee schedule.

In a workers’ compensation case, pain approximately 75% of the time.