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Validation of an algorithm for identifying MS cases in administrative health claims datasets.

William J CulpepperRuth Ann MarrieAnnette Langer-GouldMitchell T WallinJonathan D CampbellLorene M NelsonWendy E KayeLaurie WagnerHelen TremlettLie H ChenStella LeungCharity EvansShenzhen YaoNicholas G LaRoccanull null
Published in: Neurology (2019)
The performance of each algorithm was remarkably consistent across datasets. The preferred algorithm required ≥3 MS-related claims from any combination of inpatient, outpatient, or DMT use within 1 year. We recommend this algorithm as the standard AHC case definition for MS.
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