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The Effectiveness of Commercial Weight Loss Programmes

This study has been completed.
Sponsor:
Collaborator:
British Broadcasting Corporation
Information provided by:
University of Surrey
ClinicalTrials.gov Identifier:
NCT00327821
First received: May 17, 2006
Last updated: July 20, 2006
Last verified: May 2003
  Purpose

The objective is to compare the effectiveness of 4 different commercial weight-loss diets available to adults in the UK.

This is achieved with a 6 month multi-centre randomised unblinded controlled trial of

  • Dr Atkins' New Diet Revolution,
  • The slimFast Plan,
  • The weight Watchers Pure Points Programme,
  • Rosemary Conley's "Eat Yourself Slim" Diet & Fitness Plan.
  • No diet (control)

Subjects are a community based sample of 300 (60 per group) otherwise healthy overweight and obese adults.

Main outcome measures are weight and body fat change over 6 months.


Condition Intervention
Obesity
Behavioral: calorie controlled diet

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Parallel Assignment
Masking: Open Label
Official Title: A Randomised Control Trial of Commercial Weight Loss Programme in a Community Based Sample of Obese Adults.

Resource links provided by NLM:


Further study details as provided by University of Surrey:

Primary Outcome Measures:
  • Weight loss
  • Fat loss

Estimated Enrollment: 300
Study Start Date: July 2002
Estimated Study Completion Date: March 2003
  Eligibility

Ages Eligible for Study:   18 Years to 65 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Body mass index (BMI) > 27 and < 40 kg/m2.

Exclusion Criteria:

  • History of coronary heart disease
  • Type 1 or Type 2 diabetes
  • Renal, liver or respiratory failure
  • Gout
  • Taking lipid lowering or anti-hypertensive drugs
  • History of obesity with known cause (i.e. Cushings disease, hypothyroidism)
  • Previous gastric or weight loss surgery
  • Taking any weight loss drug (including Orlistat or Sibutramine)
  • Clinical depression
  • Eating disorders
  • Drug or alcohol abuse
  • Any malabsorptive state (including lactose intolerance)
  • Being treated for a malignancy
  • Being pregnant
  • Breastfeeding
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00327821

Locations
United Kingdom
University of Surrey
Guildford, Surrey, United Kingdom, GU2 7XH
Sponsors and Collaborators
University of Surrey
British Broadcasting Corporation
Investigators
Principal Investigator: D J Millward, PhD University of Surrey
Study Director: H A Truby, PhD SRD University of Surrey
  More Information

Publications:
Additional publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
ClinicalTrials.gov Identifier: NCT00327821     History of Changes
Other Study ID Numbers: 107189 BBC
Study First Received: May 17, 2006
Last Updated: July 20, 2006
Health Authority: United Kingdom: National Health Service

Additional relevant MeSH terms:
Weight Loss
Body Weight
Body Weight Changes
Signs and Symptoms

ClinicalTrials.gov processed this record on November 27, 2014