Changes in body mass index and health related quality of life from childhood to adolescence.

OBJECTIVE: To determine longitudinal relationships between body mass index (BMI) and health-related quality of life (HRQoL) in an adolescent population sample. Design. Data collected in 2000 and 2005 within the Health of Young Victorians longitudinal cohort study. SETTING: Originally a community sa...

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Autors principals: Williams, J, Canterford, L, Hesketh, K, Hardy, P, Waters, E, Patton, G, Wake, M
Format: Journal article
Idioma:English
Publicat: 2011
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author Williams, J
Canterford, L
Hesketh, K
Hardy, P
Waters, E
Patton, G
Wake, M
author_facet Williams, J
Canterford, L
Hesketh, K
Hardy, P
Waters, E
Patton, G
Wake, M
author_sort Williams, J
collection OXFORD
description OBJECTIVE: To determine longitudinal relationships between body mass index (BMI) and health-related quality of life (HRQoL) in an adolescent population sample. Design. Data collected in 2000 and 2005 within the Health of Young Victorians longitudinal cohort study. SETTING: Originally a community sample of elementary school students in Victoria, Australia. Follow-up occurred in either secondary schools or individuals homes. PARTICIPANTS: Cohort recruited in 1997 via a random sampling design from Victorian elementary schools. Originally comprising 1 943 children, 1 569 (80.8%) participated in 2000 (wave 2, 8-13 years) and 851 (54%) in 2005 (wave 3, 13-19 years). Main outcome measures. In both waves participants and their parents completed the PedsQL, a 23-item child HRQoL measure, and BMI z-scores and status (non-overweight, overweight or obese) were calculated from measured height and weight. Associations were tested cross-sectionally and longitudinally (linear regression, adjusted for baseline values) RESULTS: A total of 81.6% remained in the same BMI category, while 11.4% and 7.0% moved to higher and lower categories, respectively. Cross-sectional inverse associations between lower PedsQL and higher BMI categories were similar to those for elementary school children. Wave 2 BMI strongly predicted wave 3 BMI and wave 2 PedsQL strongly predicted wave 3 PedsQL. Only parent-reported Total PedsQL score predicted higher subsequent BMI, though this effect was small. Wave 2 BMI did not predict wave 3 PedsQL. CONCLUSIONS: This novel study confirmed previous cross-sectional associations, but did not provide convincing evidence that BMI is causally associated with falling HRQoL or vice versa across the transition from childhood to adolescence.
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spelling oxford-uuid:37e7455d-e4eb-43e9-955c-59d26c62b1b62022-03-26T13:46:46ZChanges in body mass index and health related quality of life from childhood to adolescence.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:37e7455d-e4eb-43e9-955c-59d26c62b1b6EnglishSymplectic Elements at Oxford2011Williams, JCanterford, LHesketh, KHardy, PWaters, EPatton, GWake, M OBJECTIVE: To determine longitudinal relationships between body mass index (BMI) and health-related quality of life (HRQoL) in an adolescent population sample. Design. Data collected in 2000 and 2005 within the Health of Young Victorians longitudinal cohort study. SETTING: Originally a community sample of elementary school students in Victoria, Australia. Follow-up occurred in either secondary schools or individuals homes. PARTICIPANTS: Cohort recruited in 1997 via a random sampling design from Victorian elementary schools. Originally comprising 1 943 children, 1 569 (80.8%) participated in 2000 (wave 2, 8-13 years) and 851 (54%) in 2005 (wave 3, 13-19 years). Main outcome measures. In both waves participants and their parents completed the PedsQL, a 23-item child HRQoL measure, and BMI z-scores and status (non-overweight, overweight or obese) were calculated from measured height and weight. Associations were tested cross-sectionally and longitudinally (linear regression, adjusted for baseline values) RESULTS: A total of 81.6% remained in the same BMI category, while 11.4% and 7.0% moved to higher and lower categories, respectively. Cross-sectional inverse associations between lower PedsQL and higher BMI categories were similar to those for elementary school children. Wave 2 BMI strongly predicted wave 3 BMI and wave 2 PedsQL strongly predicted wave 3 PedsQL. Only parent-reported Total PedsQL score predicted higher subsequent BMI, though this effect was small. Wave 2 BMI did not predict wave 3 PedsQL. CONCLUSIONS: This novel study confirmed previous cross-sectional associations, but did not provide convincing evidence that BMI is causally associated with falling HRQoL or vice versa across the transition from childhood to adolescence.
spellingShingle Williams, J
Canterford, L
Hesketh, K
Hardy, P
Waters, E
Patton, G
Wake, M
Changes in body mass index and health related quality of life from childhood to adolescence.
title Changes in body mass index and health related quality of life from childhood to adolescence.
title_full Changes in body mass index and health related quality of life from childhood to adolescence.
title_fullStr Changes in body mass index and health related quality of life from childhood to adolescence.
title_full_unstemmed Changes in body mass index and health related quality of life from childhood to adolescence.
title_short Changes in body mass index and health related quality of life from childhood to adolescence.
title_sort changes in body mass index and health related quality of life from childhood to adolescence
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