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2003 National Healthcare Quality Report

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Percent of adults diagnosed with a new episode of depression and initiated on an antidepressant drug who remained on an antidepressant medication through the continuation phase of treatment.

Measure Source

NCQA Health Plan Employer Data Information Set (HEDIS) measure.

Tables

1.67 Percent of adults diagnosed with a new episode of depression who remained on antidepressants through continuation phase of treatment, United States, 1998 – 2001.

Data Source

National Committee for Quality Assurance. HEDIS data from The State of Health Care Quality, 2002.

Denominator

U.S. enrollees of Medicaid, Medicare or commercial health plans, age 18 and over, with a pharmacy benefit, diagnosed with a new episode of major depression (ICD-9 codes 296.2, 296.3, 298.0, 300.4, 309.1, 311).

Numerator

Subset of denominator receiving antidepressant medication and remaining on medication throughout the continuation treatment phase (6 months following initial diagnosis).

Comments

A new episode is defined as no prior diagnosis of depression of any magnitude (ICD-9 codes 296.2-296.9, 298.0, 300.4, 309.0, 309.1, 309.28, 311) within 120 days of the first episode occurring during the study year.

Please refer to HEDIS technical specifications for a more thorough discussion of measure requirements.

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