2,500
Participants
Start Date
January 1, 2018
Primary Completion Date
October 30, 2018
Study Completion Date
March 31, 2019
Taper Plan
Occurrence of a taper plan defined by a primary care provider during the follow-up period. Evidence of a taper plan will be obtained by searching prescriptions (SIGs) and medical encounter notes using natural language processing (NLP).
Kaiser Permanente Washington Health Research Institute, Seattle
University of Washington
OTHER
Kaiser Permanente
OTHER