# Evaluating Weight Loss Programs for Obese People at Risk for Heart Disease (The POWER Study)

> **NCT00783315** · NA · COMPLETED · sponsor: **Johns Hopkins University** · enrollment: 415 (actual)

## Conditions studied

- Obesity

## Interventions

- **BEHAVIORAL:** Call-Center Directed (CCD) Weight Loss Program
- **BEHAVIORAL:** In-Person Directed (IPD) Weight Loss Program
- **BEHAVIORAL:** Self-Directed Weight Loss Program

## Key facts

- **NCT ID:** NCT00783315
- **Lead sponsor:** Johns Hopkins University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-02-01
- **Primary completion:** 2011-02-28
- **Final completion:** 2011-02-28
- **Target enrollment:** 415 (ACTUAL)
- **Last updated:** 2018-09-05

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00783315

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00783315, "Evaluating Weight Loss Programs for Obese People at Risk for Heart Disease (The POWER Study)". Retrieved via AI Analytics 2026-08-22 from https://api.ai-analytics.org/clinical/NCT00783315. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*