Improving Depression Care for Elders: Coordinating Center
IMPACT
This Was a Five-year Seven-site Trial to Study the Cost-effectiveness of a Population Based Disease Management Program for Late Life Depression in Primary Care.
1 other identifier
interventional
1,801
0 countries
N/A
Brief Summary
Purpose: To determine the effectiveness of the Improving Mood-Promoting Access to Collaborative Treatment(IMPACT) collaborative care management program for late-life depression.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started Jan 1999
Longer than P75 for not_applicable
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 1, 1999
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 1, 2004
CompletedStudy Completion
Last participant's last visit for all outcomes
June 1, 2004
CompletedFirst Submitted
Initial submission to the registry
March 20, 2012
CompletedFirst Posted
Study publicly available on registry
March 22, 2012
CompletedMarch 28, 2012
March 1, 2012
5.4 years
March 20, 2012
March 26, 2012
Conditions
Outcome Measures
Primary Outcomes (1)
Severity of depression symptoms
Severity measured by the 21-item Hopkins Symptom Checklist.
Secondary Outcomes (1)
Functioning
Study Arms (2)
IMPACT
EXPERIMENTALCare as Usual
NO INTERVENTIONPatients received all depression care available to them as part of care as usual in the participating primary care clinics.
Interventions
IMPACT is a collaborative care management program for late-life depression
Eligibility Criteria
You may qualify if:
- Major depression or dysthymia as diagnosed by a structured diagnostic interview.
- Patient plans to receive primary care at the study clinic for the next year.
You may not qualify if:
- Age under 60.
- Current symptoms or history of psychosis or mania as determined by structured diagnostic interview.
- Cognitive impairment as defined by a score less than 23 on a Mini Mental Status Examination.
- Terminal illness - defined as having a life expectancy of less than 6 months.
- Active alcohol abuse as determined by a screening interview.
- High suicide risk as determined by current plan for suicide or a history of more than 3 prior suicide attempts in the past 10 years.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- University of California, Los Angeleslead
- The John A. Hartford Foundationcollaborator
- California HealthCare Foundationcollaborator
- Hogg Foundationcollaborator
- Robert Wood Johnson Foundationcollaborator
Related Publications (2)
Unutzer J, Katon W, Callahan CM, Williams JW Jr, Hunkeler E, Harpole L, Hoffing M, Della Penna RD, Noel PH, Lin EH, Arean PA, Hegel MT, Tang L, Belin TR, Oishi S, Langston C; IMPACT Investigators. Improving Mood-Promoting Access to Collaborative Treatment. Collaborative care management of late-life depression in the primary care setting: a randomized controlled trial. JAMA. 2002 Dec 11;288(22):2836-45. doi: 10.1001/jama.288.22.2836.
PMID: 12472325RESULTStewart JC, Perkins AJ, Callahan CM. Effect of collaborative care for depression on risk of cardiovascular events: data from the IMPACT randomized controlled trial. Psychosom Med. 2014 Jan;76(1):29-37. doi: 10.1097/PSY.0000000000000022. Epub 2013 Dec 23.
PMID: 24367124DERIVED
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Jurgen Unutzer, MD, MPH
University of Washington
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- SINGLE
- Who Masked
- OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Professor and Vice-Chair of Psychiatry, Psychiatry and Behavioral Sciences
Study Record Dates
First Submitted
March 20, 2012
First Posted
March 22, 2012
Study Start
January 1, 1999
Primary Completion
June 1, 2004
Study Completion
June 1, 2004
Last Updated
March 28, 2012
Record last verified: 2012-03