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IMPACT collaborative care programme reduces suicide ideation in depressed older adults

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Q Does the IMPACT collaborative care intervention improve later-life depression?


Embedded ImageDesign:

Randomised controlled trial.

Embedded ImageAllocation:


Embedded ImageBlinding:

Single blind (outcome assessors blinded).

Embedded ImageFollow-up period:

Two years (1 year intervention period and 1 year follow-up).

Embedded ImageSetting:

Eighteen primary care clinics, USA; time period not stated.

Embedded ImagePatients:

1801 older adults (aged 60 years or over) with DSM-IV major depression, dysthymia, or both. Exclusions: acute suicide risk, ongoing alcohol abuse, severe cognitive dysfunction, or history of bipolar disorder or psychosis.

Embedded ImageIntervention:

Improving Mood: Promoting Access to Collaborative Treatment (IMPACT) for Late-Life Depression in Primary Care (1-year collaborative care programme in which a specially trained depression care manager …

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  • For correspondence: Professor Jurgen Unutzer, Department of Psychiatry and Behavioral Sciences, Box 356560, University of Washington School of Medicine, 1959 NE Pacific Street, Seattle, Washington 98195, USA; unutzer{at}

  • Sources of funding: John A Hartford Foundation, California HealthCare Foundation, Hogg Foundation, Robert Wood Johnson Foundation.

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