Good and poor adherence: optimal cut-point for adherence measures using administrative claims data

• Published in: Current medical research and opinion Vol. 25; no. 9; p. 2303
• Main Authors: Karve, Sudeep, Cleves, Mario A, Helm, Mark, Hudson, Teresa J, West, Donna S, Martin, Bradley C
• Format: Journal Article
• Language: English
• Published: England 01.09.2009
• Subjects: Adolescent; Adult; Aged; Aged, 80 and over; Arkansas; Calibration; Forecasting; Health Care Costs - standards; Health Care Costs - statistics & numerical data; Hospitalization - economics; Hospitalization - statistics & numerical data; Humans; Insurance Claim Review - statistics & numerical data; International Classification of Diseases - statistics & numerical data; Medicaid - economics; Medicaid - statistics & numerical data; Medicaid - utilization; Medication Adherence - statistics & numerical data; Middle Aged; Patient Compliance - statistics & numerical data; Reference Values; Retrospective Studies; United States; Young Adult; United States; Arkansas

To identify the adherence value cut-off point that optimally stratifies good versus poor compliers using administratively derived adherence measures, the medication possession ratio (MPR) and the proportion of days covered (PDC) using hospitalization episode as the primary outcome among Medicaid eli...