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Multidisciplinary Approach to Obesity Management: A Case Report
05:10

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Determining optimal approaches for weight maintenance: a randomized controlled trial.

Kelly S Dale1, Kirsten A McAuley, Rachael W Taylor

  • 1Department of Human Nutrition, University of Otago, Dunedin, New Zealand.

CMAJ : Canadian Medical Association Journal = Journal De L'Association Medicale Canadienne
|May 13, 2009
PubMed
Summary
This summary is machine-generated.

An inexpensive nurse-led program effectively supports weight maintenance, comparable to intensive programs. Different macronutrient diets also showed similar weight loss maintenance over two years.

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Area of Science:

  • Obesity and Weight Management
  • Nutritional Science
  • Public Health Interventions

Background:

  • Weight regain is a common challenge for individuals who have undergone weight loss.
  • Effective long-term weight maintenance strategies are crucial for public health.

Purpose of the Study:

  • To compare the efficacy of two distinct weight support programs (intensive vs. nurse-led) for long-term weight maintenance.
  • To evaluate the impact of two diets with differing macronutrient compositions (high-carbohydrate vs. high-monounsaturated-fat) on weight maintenance.

Main Methods:

  • A 2x2 factorial design study involving 200 overweight women who achieved at least 5% body weight loss.
  • Random assignment to either an intensive specialist-led program or an inexpensive nurse-led program.
  • Inclusion of advice on either high-carbohydrate or relatively high-monounsaturated-fat diets.

Main Results:

  • No significant difference in average weight loss maintenance (approximately 2 kg) between the intensive and nurse-led support programs (p=0.95).
  • Comparable weight loss maintenance between high-carbohydrate and high-monounsaturated-fat diets (p=0.46).
  • Higher total and LDL cholesterol levels observed in the high-monounsaturated-fat diet group compared to the high-carbohydrate group.

Conclusions:

  • An economical nurse-led support program is as effective as a resource-intensive program for maintaining weight loss over two years.
  • Diets varying in macronutrient composition yield similar beneficial outcomes for weight loss maintenance.
  • The findings support the use of cost-effective interventions for sustained weight management.