Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.
COMPLETED
NA
1801 participants
INTERVENTIONAL
1999-03-31
2005-02-28
Brief Summary
Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.
Detailed Description
Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.
Conditions
See the medical conditions and disease areas that this research is targeting or investigating.
Keywords
Explore important study keywords that can help with search, categorization, and topic discovery.
Study Design
Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.
RANDOMIZED
PARALLEL
TREATMENT
NONE
Study Groups
Review each arm or cohort in the study, along with the interventions and objectives associated with them.
Control
No interventions assigned to this group
Mail-based weight loss intervention
Mail-based weight loss intervention
Telephone-based weight loss intervention
Phone-based weight loss intervention
Interventions
Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.
Mail-based weight loss intervention
Phone-based weight loss intervention
Eligibility Criteria
Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.
Inclusion Criteria
* BMI ≥ 27.8 kg/m2 for men
* BMI ≥ 27.3 kg/m2 for non-pregnant or lactating women
18 Years
ALL
No
Sponsors
Meet the organizations funding or collaborating on the study and learn about their roles.
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
University of Minnesota
OTHER
Responsible Party
Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.
Principal Investigators
Learn about the lead researchers overseeing the trial and their institutional affiliations.
Robert W. Jeffery, PhD
Role: PRINCIPAL_INVESTIGATOR
University of Minnesota, Division of Epidemiology
Locations
Explore where the study is taking place and check the recruitment status at each participating site.
University of Minnesota, Division of Epidemiology
Minneapolis, Minnesota, United States
Countries
Review the countries where the study has at least one active or historical site.
References
Explore related publications, articles, or registry entries linked to this study.
Jeffery RW, Sherwood NE, Brelje K, Pronk NP, Boyle R, Boucher JL, Hase K. Mail and phone interventions for weight loss in a managed-care setting: Weigh-To-Be one-year outcomes. Int J Obes Relat Metab Disord. 2003 Dec;27(12):1584-92. doi: 10.1038/sj.ijo.0802473.
Other Identifiers
Review additional registry numbers or institutional identifiers associated with this trial.
OBMANC (completed)
Identifier Type: -
Identifier Source: org_study_id