The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data

Lindong Yuan,1,2 Zhen Tian,3 Xiaodong Jia,3 Zhe Chen4 1Department of Respiratory and Critical Care Medicine, Tianjin Medical University General Hospital, Tianjin, People’s Republic of China; 2Department of Respiratory and Critical Care Medicine, Liaocheng People’s Hospital, Liaocheng, Shandong Provi...

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Main Authors: Yuan L, Tian Z, Jia X, Chen Z
Format: Article
Language:English
Published: Dove Medical Press 2025-07-01
Series:International Journal of COPD
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Online Access:https://www.dovepress.com/the-association-between-daily-step-count-step-frequency-and-the-risk-o-peer-reviewed-fulltext-article-COPD
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author Yuan L
Tian Z
Jia X
Chen Z
author_facet Yuan L
Tian Z
Jia X
Chen Z
author_sort Yuan L
collection DOAJ
description Lindong Yuan,1,2 Zhen Tian,3 Xiaodong Jia,3 Zhe Chen4 1Department of Respiratory and Critical Care Medicine, Tianjin Medical University General Hospital, Tianjin, People’s Republic of China; 2Department of Respiratory and Critical Care Medicine, Liaocheng People’s Hospital, Liaocheng, Shandong Province, People’s Republic of China; 3Joint Laboratory for Translational Medicine Research,Liaocheng People’s Hospital, Liaocheng, Shandong Province, People’s Republic of China; 4Department of Geriatrics,Tianjin Geriatrics Institute,Tianjin Medical University General Hospital, Tianjin, People’s Republic of ChinaCorrespondence: Zhe Chen, Tianjin Medical University General Hospital, No. 154 Anshan Road, Heping District, Tianjin, 300052, People’s Republic of China, Email gh_tjzyy2020@163.comBackground: Chronic obstructive pulmonary disease (COPD) is a major public health concern globally, and physical activity is considered a modifiable factor in its prevention.Purpose: This study examined the association between daily step count, step frequency, and the prevalence of chronic obstructive pulmonary disease (COPD) using nationally representative data.Patients and Methods: A cross-sectional analysis was conducted using data from adults aged ≥ 40 years in the 2003– 2006 National Health and Nutrition Examination Survey (NHANES). Participants wore accelerometers for 7 days to measure daily step count and three step frequency indicators: bout cadence, peak 30-minute cadence, and peak 1-minute cadence (steps/minute). Weighted logistic regression was used to assess associations with COPD, adjusting for demographic, behavioral, and health-related covariates. Sensitivity analyses and subgroup analyses were conducted to confirm robustness.Results: Among 3690 participants (representing ~26.8 million US adults), higher daily step count and step frequency were inversely associated with COPD prevalence. Compared to those taking < 4000 steps/day, those taking ≥ 8000 steps/day had a 63% lower odds of COPD (OR 0.37, 95% CI 0.15– 0.91; P for trend < 0.001). Higher bout cadence (92.3– 153.4 steps/minute) and peak 30-minute cadence (69.8– 128.2 steps/minute) were also associated with significantly reduced COPD odds (ORs 0.30 and 0.33, respectively). Combined higher step count and frequency yielded a greater risk reduction. Restricted cubic splines indicated a nonlinear association, and ROC analysis showed moderate discriminatory power (AUC 0.71– 0.75). Results remained robust in sensitivity analyses and across subgroups.Conclusion: In this cross-sectional study of US adults, higher daily step counts and greater walking cadence were associated with a lower prevalence of COPD. These findings support the relevance of step-based metrics in assessing COPD risk, although longitudinal studies are needed to establish causality.Keywords: chronic obstructive pulmonary disease, NHANES database, physical activity, step count, step frequency
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spelling doaj-art-b70276476ddb41e097b5ac6f6e28f6b02025-07-10T17:45:47ZengDove Medical PressInternational Journal of COPD1178-20052025-07-01Volume 20Issue 123252335104588The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES DataYuan L0Tian ZJia X1Chen Z2Department of Respiratory and Critical CareDepartment of Joint Laboratory for Translational Medicine ResearchDepartment of Geriatrics, Tianjin Geriatrics InstituteLindong Yuan,1,2 Zhen Tian,3 Xiaodong Jia,3 Zhe Chen4 1Department of Respiratory and Critical Care Medicine, Tianjin Medical University General Hospital, Tianjin, People’s Republic of China; 2Department of Respiratory and Critical Care Medicine, Liaocheng People’s Hospital, Liaocheng, Shandong Province, People’s Republic of China; 3Joint Laboratory for Translational Medicine Research,Liaocheng People’s Hospital, Liaocheng, Shandong Province, People’s Republic of China; 4Department of Geriatrics,Tianjin Geriatrics Institute,Tianjin Medical University General Hospital, Tianjin, People’s Republic of ChinaCorrespondence: Zhe Chen, Tianjin Medical University General Hospital, No. 154 Anshan Road, Heping District, Tianjin, 300052, People’s Republic of China, Email gh_tjzyy2020@163.comBackground: Chronic obstructive pulmonary disease (COPD) is a major public health concern globally, and physical activity is considered a modifiable factor in its prevention.Purpose: This study examined the association between daily step count, step frequency, and the prevalence of chronic obstructive pulmonary disease (COPD) using nationally representative data.Patients and Methods: A cross-sectional analysis was conducted using data from adults aged ≥ 40 years in the 2003– 2006 National Health and Nutrition Examination Survey (NHANES). Participants wore accelerometers for 7 days to measure daily step count and three step frequency indicators: bout cadence, peak 30-minute cadence, and peak 1-minute cadence (steps/minute). Weighted logistic regression was used to assess associations with COPD, adjusting for demographic, behavioral, and health-related covariates. Sensitivity analyses and subgroup analyses were conducted to confirm robustness.Results: Among 3690 participants (representing ~26.8 million US adults), higher daily step count and step frequency were inversely associated with COPD prevalence. Compared to those taking < 4000 steps/day, those taking ≥ 8000 steps/day had a 63% lower odds of COPD (OR 0.37, 95% CI 0.15– 0.91; P for trend < 0.001). Higher bout cadence (92.3– 153.4 steps/minute) and peak 30-minute cadence (69.8– 128.2 steps/minute) were also associated with significantly reduced COPD odds (ORs 0.30 and 0.33, respectively). Combined higher step count and frequency yielded a greater risk reduction. Restricted cubic splines indicated a nonlinear association, and ROC analysis showed moderate discriminatory power (AUC 0.71– 0.75). Results remained robust in sensitivity analyses and across subgroups.Conclusion: In this cross-sectional study of US adults, higher daily step counts and greater walking cadence were associated with a lower prevalence of COPD. These findings support the relevance of step-based metrics in assessing COPD risk, although longitudinal studies are needed to establish causality.Keywords: chronic obstructive pulmonary disease, NHANES database, physical activity, step count, step frequencyhttps://www.dovepress.com/the-association-between-daily-step-count-step-frequency-and-the-risk-o-peer-reviewed-fulltext-article-COPDChronic obstructive pulmonary diseaseNHANES databasePhysical activitystep countstep frequency
spellingShingle Yuan L
Tian Z
Jia X
Chen Z
The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
International Journal of COPD
Chronic obstructive pulmonary disease
NHANES database
Physical activity
step count
step frequency
title The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
title_full The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
title_fullStr The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
title_full_unstemmed The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
title_short The Association Between Daily Step Count, Step Frequency and the Risk of Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study Using NHANES Data
title_sort association between daily step count step frequency and the risk of chronic obstructive pulmonary disease a cross sectional study using nhanes data
topic Chronic obstructive pulmonary disease
NHANES database
Physical activity
step count
step frequency
url https://www.dovepress.com/the-association-between-daily-step-count-step-frequency-and-the-risk-o-peer-reviewed-fulltext-article-COPD
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