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ABSTRACT: Background
Although perianal fistulas occur commonly in pediatric Crohn's disease (CD), evaluations of health services have been limited since no validated claims-based methods exist for identifying cases.Objective
To develop and validate accurate case definitions for perianal fistulas among pediatric patients with CD from administrative claims.Methods
Retrospective cohort study in which we developed and tested candidate case definitions for perianal fistula. Patients (age 5-21 years between 2005-2012) with CD enrolled in Michigan Medicaid with healthcare at University of Michigan were identified via claims. Medical records were obtained from all identified patients, whose entire records were abstracted. Medical record evidence for perianal fistula was considered th
SUBMITTER: Adler J
PROVIDER: S-EPMC6693740 | biostudies-literature | 2019
REPOSITORIES: biostudies-literature