New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS

BackgroundAlthough studies have explored the factors influencing the occurrence of disability, predictive models for disability risk in the chronic respiratory diseases (CRD) patient population remain inadequate.MethodsThis study employed baseline data from the 2015 China Health and Retirement Longi...

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Main Authors: Xuanna Zhao, Jiahao Cao, Yunan Wang, Jiahua Li, Xianjun Mai, Youping Qiao, Jinyu Liao, Min Chen, Dongming Li, Bin Wu, Dan Huang, Dong Wu
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-05-01
Series:Frontiers in Medicine
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Online Access:https://www.frontiersin.org/articles/10.3389/fmed.2025.1545387/full
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author Xuanna Zhao
Jiahao Cao
Yunan Wang
Jiahua Li
Xianjun Mai
Youping Qiao
Jinyu Liao
Min Chen
Dongming Li
Bin Wu
Dan Huang
Dong Wu
author_facet Xuanna Zhao
Jiahao Cao
Yunan Wang
Jiahua Li
Xianjun Mai
Youping Qiao
Jinyu Liao
Min Chen
Dongming Li
Bin Wu
Dan Huang
Dong Wu
author_sort Xuanna Zhao
collection DOAJ
description BackgroundAlthough studies have explored the factors influencing the occurrence of disability, predictive models for disability risk in the chronic respiratory diseases (CRD) patient population remain inadequate.MethodsThis study employed baseline data from the 2015 China Health and Retirement Longitudinal Study (CHARLS) to select 803 CRD patients without disabilities, who were then followed for 3 years to observe the emergence of new disabilities. Least Absolute Shrinkage and Selection Operator (LASSO) regression analysis was applied to identify risk factors associated with the onset of disability. Ultimately, multivariable logistic regression analysis pinpointed four critical predictive factors: marital status, self-perceived health, depressive symptoms, and age, which were subsequently incorporated into a nomogram model. The model’s predictive efficacy was evaluated using the receiver operating characteristic curve (ROC), calibration curve, and decision curve analysis (DCA).ResultsDuring the 3-year follow-up, 196 patients developed new disabilities, yielding an incidence rate of 24.41%. The model evaluation results revealed that area under the curve (AUC) for the training set was 0.724 (95% confidence interval [CI]: 0.676-0.771), and the AUC for the test set was 0.720 (95% CI: 0.641-0.799), demonstrating high accuracy, sensitivity, and specificity. The calibration curve confirmed that the predicted results aligned closely with the actual outcomes, while the DCA analysis illustrated that the model provided substantial net benefits in clinical decision-making, effectively identifying high-risk patients.ConclusionThe nomogram model developed in this study effectively predicts the risk of new disability occurrence in CRD patients within 3 years. By identifying high-risk patients at an early stage, this model provides scientific evidence for early intervention and health management in CRD patients.
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spelling doaj-art-adda2a91984849a7aa7ae502ecbbdf6a2025-08-20T03:07:26ZengFrontiers Media S.A.Frontiers in Medicine2296-858X2025-05-011210.3389/fmed.2025.15453871545387New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLSXuanna ZhaoJiahao CaoYunan WangJiahua LiXianjun MaiYouping QiaoJinyu LiaoMin ChenDongming LiBin WuDan HuangDong WuBackgroundAlthough studies have explored the factors influencing the occurrence of disability, predictive models for disability risk in the chronic respiratory diseases (CRD) patient population remain inadequate.MethodsThis study employed baseline data from the 2015 China Health and Retirement Longitudinal Study (CHARLS) to select 803 CRD patients without disabilities, who were then followed for 3 years to observe the emergence of new disabilities. Least Absolute Shrinkage and Selection Operator (LASSO) regression analysis was applied to identify risk factors associated with the onset of disability. Ultimately, multivariable logistic regression analysis pinpointed four critical predictive factors: marital status, self-perceived health, depressive symptoms, and age, which were subsequently incorporated into a nomogram model. The model’s predictive efficacy was evaluated using the receiver operating characteristic curve (ROC), calibration curve, and decision curve analysis (DCA).ResultsDuring the 3-year follow-up, 196 patients developed new disabilities, yielding an incidence rate of 24.41%. The model evaluation results revealed that area under the curve (AUC) for the training set was 0.724 (95% confidence interval [CI]: 0.676-0.771), and the AUC for the test set was 0.720 (95% CI: 0.641-0.799), demonstrating high accuracy, sensitivity, and specificity. The calibration curve confirmed that the predicted results aligned closely with the actual outcomes, while the DCA analysis illustrated that the model provided substantial net benefits in clinical decision-making, effectively identifying high-risk patients.ConclusionThe nomogram model developed in this study effectively predicts the risk of new disability occurrence in CRD patients within 3 years. By identifying high-risk patients at an early stage, this model provides scientific evidence for early intervention and health management in CRD patients.https://www.frontiersin.org/articles/10.3389/fmed.2025.1545387/fullpredictive modeldisabilitychronic respiratory diseasesnomogramCHARLS
spellingShingle Xuanna Zhao
Jiahao Cao
Yunan Wang
Jiahua Li
Xianjun Mai
Youping Qiao
Jinyu Liao
Min Chen
Dongming Li
Bin Wu
Dan Huang
Dong Wu
New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
Frontiers in Medicine
predictive model
disability
chronic respiratory diseases
nomogram
CHARLS
title New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
title_full New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
title_fullStr New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
title_full_unstemmed New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
title_short New-onset disability risk prediction model for chronic respiratory disease patients: the first longitudinal evidence from CHARLS
title_sort new onset disability risk prediction model for chronic respiratory disease patients the first longitudinal evidence from charls
topic predictive model
disability
chronic respiratory diseases
nomogram
CHARLS
url https://www.frontiersin.org/articles/10.3389/fmed.2025.1545387/full
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