Denominators Matter: Understanding Medical Encounter Frequency and Its Impact on Surveillance Estimates Using EHR Data.
Noelle M CocorosAileen OchoaKaren EberhardtBob ZambaranoMichael Klompas
Published in: EGEMS (Washington, DC) (2019)
Prevalence estimates for chronic conditions can vary by >20 percent depending upon denominator. Understanding such differences will inform which denominator definition is best to be used for the need at hand.