Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study

Abstract Background Physical inactivity (PIA) is an important risk factor for many chronic conditions and therefore might increase healthcare utilization and costs. This study aimed to analyze the association of PIA using device assessed and self-reported physical activity (PA) data with direct heal...

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Main Authors: Florian M. Karl, Maximilian Tremmel, Agnes Luzak, Holger Schulz, Annette Peters, Christa Meisinger, Rolf Holle, Michael Laxy
Format: Article
Language:English
Published: BMC 2018-08-01
Series:BMC Public Health
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12889-018-5906-7
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author Florian M. Karl
Maximilian Tremmel
Agnes Luzak
Holger Schulz
Annette Peters
Christa Meisinger
Rolf Holle
Michael Laxy
author_facet Florian M. Karl
Maximilian Tremmel
Agnes Luzak
Holger Schulz
Annette Peters
Christa Meisinger
Rolf Holle
Michael Laxy
author_sort Florian M. Karl
collection DOAJ
description Abstract Background Physical inactivity (PIA) is an important risk factor for many chronic conditions and therefore might increase healthcare utilization and costs. This study aimed to analyze the association of PIA using device assessed and self-reported physical activity (PA) data with direct healthcare costs. Methods Cross-sectional data was retrieved from the population based KORA FF4 study (Cooperative Health Research in the Region of Augsburg) that was conducted in southern Germany from 2013 to 2014 (n = 2279). Self-reported PA was assessed with two questions regarding sports related PA in summer and winter and categorized into “high activity”, “moderate activity”, “low activity” and “no activity”. In a subsample (n = 477), PA was assessed with accelerometers and participants were categorized into activity quartiles (“very high”, “high”, “low” and “very low”) according to their mean minutes per day spent in light intensity, or in moderate-vigorous PA (MVPA). Self-reported healthcare utilization was used to estimate direct healthcare costs. We regressed direct healthcare costs on PA using a two-part gamma regression, adjusted for age, sex and socio-demographic variables. Additional models, including and excluding potential additional confounders and effect mediators were used to check the robustness of the results. Results Annual direct healthcare costs of individuals who reported no sports PA did not differ from those who reported high sports PA [+€189, 95% CI: -188, 598]. In the subsample with accelerometer data, participants with very low MVPA had significantly higher annual costs than participants with very high MVPA [+€986, 95% CI: 15, 1982]. Conclusion Device assessed but not self-reported PIA was associated with higher direct healthcare costs. The magnitude and significance of the association depended on the choice of covariates in the regression models. Larger studies with device assessed PA and longitudinal design are needed to be able to better quantify the impact of PIA on direct healthcare costs.
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spelling doaj.art-0415bf69798b440684e646dcf54c5fe52022-12-21T23:49:42ZengBMCBMC Public Health1471-24582018-08-0118111110.1186/s12889-018-5906-7Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based studyFlorian M. Karl0Maximilian Tremmel1Agnes Luzak2Holger Schulz3Annette Peters4Christa Meisinger5Rolf Holle6Michael Laxy7Institute of Health Economics and Health Care Management, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Health Economics and Health Care Management, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Epidemiology I, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Epidemiology I, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Epidemiology II, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Epidemiology II, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Health Economics and Health Care Management, Helmholtz Zentrum München, German Research Center for Environmental HealthInstitute of Health Economics and Health Care Management, Helmholtz Zentrum München, German Research Center for Environmental HealthAbstract Background Physical inactivity (PIA) is an important risk factor for many chronic conditions and therefore might increase healthcare utilization and costs. This study aimed to analyze the association of PIA using device assessed and self-reported physical activity (PA) data with direct healthcare costs. Methods Cross-sectional data was retrieved from the population based KORA FF4 study (Cooperative Health Research in the Region of Augsburg) that was conducted in southern Germany from 2013 to 2014 (n = 2279). Self-reported PA was assessed with two questions regarding sports related PA in summer and winter and categorized into “high activity”, “moderate activity”, “low activity” and “no activity”. In a subsample (n = 477), PA was assessed with accelerometers and participants were categorized into activity quartiles (“very high”, “high”, “low” and “very low”) according to their mean minutes per day spent in light intensity, or in moderate-vigorous PA (MVPA). Self-reported healthcare utilization was used to estimate direct healthcare costs. We regressed direct healthcare costs on PA using a two-part gamma regression, adjusted for age, sex and socio-demographic variables. Additional models, including and excluding potential additional confounders and effect mediators were used to check the robustness of the results. Results Annual direct healthcare costs of individuals who reported no sports PA did not differ from those who reported high sports PA [+€189, 95% CI: -188, 598]. In the subsample with accelerometer data, participants with very low MVPA had significantly higher annual costs than participants with very high MVPA [+€986, 95% CI: 15, 1982]. Conclusion Device assessed but not self-reported PIA was associated with higher direct healthcare costs. The magnitude and significance of the association depended on the choice of covariates in the regression models. Larger studies with device assessed PA and longitudinal design are needed to be able to better quantify the impact of PIA on direct healthcare costs.http://link.springer.com/article/10.1186/s12889-018-5906-7Physical activityDirect healthcare costsAccelerometerQuestionnaireKORACross-sectional
spellingShingle Florian M. Karl
Maximilian Tremmel
Agnes Luzak
Holger Schulz
Annette Peters
Christa Meisinger
Rolf Holle
Michael Laxy
Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
BMC Public Health
Physical activity
Direct healthcare costs
Accelerometer
Questionnaire
KORA
Cross-sectional
title Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
title_full Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
title_fullStr Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
title_full_unstemmed Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
title_short Direct healthcare costs associated with device assessed and self-reported physical activity: results from a cross-sectional population-based study
title_sort direct healthcare costs associated with device assessed and self reported physical activity results from a cross sectional population based study
topic Physical activity
Direct healthcare costs
Accelerometer
Questionnaire
KORA
Cross-sectional
url http://link.springer.com/article/10.1186/s12889-018-5906-7
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