Objective: To propose a unifying set of definitions for prescription adherence research
utilizing electronic health record prescribing databases, prescription dispensing databases …

BACKGROUND: Patient nonadherence to prescribed medication is common and limits the
effectiveness of treatment for many conditions. Most adherence studies evaluate behavior …

Background Non-adherence to medications is prevalent across all medical conditions that
include ambulatory pharmacotherapy and is thus a major barrier to achieving the benefits of …

Objective To evaluate the level of agreement among three previously validated self-reported
medication adherence measures and pharmacy refill records (RRs). Design Cross-sectional …

Background Pharmacy databases are commonly used to assess medication usage, and a
number of measures have been developed to measure patients' adherence to medication …

OBJECTIVE:, Medication-adherence pro-grams are increasingly important to managed care
organizations. This review discusses the strengths and limitations of medication-adherence …

Objectives Numerous factors influencing medication adherence in chronically ill patients are
well documented, but the paucity of studies concerning initial treatment course experiences …

Objective. Describe a novel approach to comprehensively summarize medication
adherence. Data Sources/Study Setting. Kaiser Permanente Northern California Diabetes …

OBJECTIVE: To compare medication adherence calculated from four different data sources
including a pill count and self-report obtained during a home medication history, as well as …

Background: A variety of measures have been developed to calculate refill adherence from
administrative data such as pharmacy claims databases. These measures have focused on …