Tracking of a dietary pattern and its components over 10-years in the severely obese.

Understanding how dietary intake changes over time is important for studies of diet and disease and may inform interventions to improve dietary intakes. We investigated how a dietary pattern (DP) tracked over 10-years in the Swedish Obese Subjects (SOS) study control group. Dietary intake was assess...

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Main Authors: David J Johns, Anna Karin Lindroos, Susan A Jebb, Lars Sjöström, Lena M S Carlsson, Gina L Ambrosini
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0097457
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author David J Johns
Anna Karin Lindroos
Susan A Jebb
Lars Sjöström
Lena M S Carlsson
Gina L Ambrosini
author_facet David J Johns
Anna Karin Lindroos
Susan A Jebb
Lars Sjöström
Lena M S Carlsson
Gina L Ambrosini
author_sort David J Johns
collection DOAJ
description Understanding how dietary intake changes over time is important for studies of diet and disease and may inform interventions to improve dietary intakes. We investigated how a dietary pattern (DP) tracked over 10-years in the Swedish Obese Subjects (SOS) study control group. Dietary intake was assessed at multiple time-points in 2037 severely obese individuals (BMI 41 ± 4 kg/m(2)). Reduced rank regression was used to derive a dietary pattern using dietary energy density (kJ/g), saturated fat (%) and fibre density (mg/kJ) as response variables and score respondents at each follow-up. Tracking coefficients for the DP, its key foods and macronutrient response variables and corrected for time-dependent and time-independent covariates were calculated using generalised estimating equations to take into account all available data. The DP tracking coefficient was moderate for women (0.40; 95% CI: 0.38-0.42) and men (0.38; 95% CI: 0.35-0.41). Of the eleven foods key to this DP, fruit and vegetable intakes had the strongest tracking coefficient for both sexes. Fast food and candy had the lowest tracking coefficients for women and men respectively. Scores for an energy dense, high saturated fat, low fibre density DP appear moderately stable over a 10-year period in this severely obese population. Furthermore, some food groups appear more amenable to change while others, often the most healthful, appear more stable and may require intervention before adulthood.
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spelling doaj-art-9a60c13d5ebe422c99e69aad3dd988fb2025-08-20T02:34:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032014-01-0195e9745710.1371/journal.pone.0097457Tracking of a dietary pattern and its components over 10-years in the severely obese.David J JohnsAnna Karin LindroosSusan A JebbLars SjöströmLena M S CarlssonGina L AmbrosiniUnderstanding how dietary intake changes over time is important for studies of diet and disease and may inform interventions to improve dietary intakes. We investigated how a dietary pattern (DP) tracked over 10-years in the Swedish Obese Subjects (SOS) study control group. Dietary intake was assessed at multiple time-points in 2037 severely obese individuals (BMI 41 ± 4 kg/m(2)). Reduced rank regression was used to derive a dietary pattern using dietary energy density (kJ/g), saturated fat (%) and fibre density (mg/kJ) as response variables and score respondents at each follow-up. Tracking coefficients for the DP, its key foods and macronutrient response variables and corrected for time-dependent and time-independent covariates were calculated using generalised estimating equations to take into account all available data. The DP tracking coefficient was moderate for women (0.40; 95% CI: 0.38-0.42) and men (0.38; 95% CI: 0.35-0.41). Of the eleven foods key to this DP, fruit and vegetable intakes had the strongest tracking coefficient for both sexes. Fast food and candy had the lowest tracking coefficients for women and men respectively. Scores for an energy dense, high saturated fat, low fibre density DP appear moderately stable over a 10-year period in this severely obese population. Furthermore, some food groups appear more amenable to change while others, often the most healthful, appear more stable and may require intervention before adulthood.https://doi.org/10.1371/journal.pone.0097457
spellingShingle David J Johns
Anna Karin Lindroos
Susan A Jebb
Lars Sjöström
Lena M S Carlsson
Gina L Ambrosini
Tracking of a dietary pattern and its components over 10-years in the severely obese.
PLoS ONE
title Tracking of a dietary pattern and its components over 10-years in the severely obese.
title_full Tracking of a dietary pattern and its components over 10-years in the severely obese.
title_fullStr Tracking of a dietary pattern and its components over 10-years in the severely obese.
title_full_unstemmed Tracking of a dietary pattern and its components over 10-years in the severely obese.
title_short Tracking of a dietary pattern and its components over 10-years in the severely obese.
title_sort tracking of a dietary pattern and its components over 10 years in the severely obese
url https://doi.org/10.1371/journal.pone.0097457
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