Limiting variety in non-nutrient-dense, energy-dense foods during a lifestyle intervention: a randomized controlled trial.

ABSTRACT:

Background

Dietary variety is a factor that influences consumption but has received little attention in obesity treatment.

Objective

This study examined the effect of limiting the variety of different non-nutrient-dense, energy-dense foods (NND-EDFs) (i.e., chips, ice cream, cookies) on dietary intake and weight loss during an 18-mo lifestyle intervention.

Design

Two hundred two adults aged 51.3 ± 9.5 y with a BMI (in kg/m2) of 34.9 ± 4.3 (57.8% women, 92.2% white) were randomly assigned to 1 of 2 interventions: Lifestyle (1200-1500 kcal/d, ≤30% of energy as fat; n = 101) or Lifestyle + limited variety (LV) (limit variety of NND-EDFs, i.e., 2 choices; n = 101). Both interventions involved 48 group sessions. Dietary intake, NND-EDF hedonics, NND-EDF variety in the home

SUBMITTER: Raynor HA 

PROVIDER: S-EPMC3349452 | biostudies-literature | 2012 Jun

REPOSITORIES: biostudies-literature