The impacts on population health by China's regional health data centers and the potential mechanism of influence

Background China recently established a series of pilot regional health data centers with a mandate to acquire, consolidate, analyze, and translate data into evidence for health policy decision-making. This experiment with “big data” has the potential to influence population health and is the focus...

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Main Authors: Jiaoli Cai, Yue Li, Peter C Coyte
Format: Article
Language:English
Published: SAGE Publishing 2025-01-01
Series:Digital Health
Online Access:https://doi.org/10.1177/20552076251314102
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author Jiaoli Cai
Yue Li
Peter C Coyte
author_facet Jiaoli Cai
Yue Li
Peter C Coyte
author_sort Jiaoli Cai
collection DOAJ
description Background China recently established a series of pilot regional health data centers with a mandate to acquire, consolidate, analyze, and translate data into evidence for health policy decision-making. This experiment with “big data” has the potential to influence population health and is the focus of this study. Methods This study used national longitudinal survey data from the China Family Panel Studies over the period 2014–2020 to empirically assess the impact of China's establishment of pilot regional health data centers on population health and health inequality. A difference-in-differences model was employed to investigate the policy effect on population health, with additional exploration of possible mechanisms of influence. The corrected concentration index was used to measure health inequality, while Wagstaff decomposition method was applied to examine the marginal influence of the policy effect on health inequality. Results Overall health status of local residents has improved after the establishment of the pilot regional health data centers. Using mechanism analysis, the findings demonstrated that improvements to population health were driven by promoting healthy lifestyles and innovations in medical practices. Furthermore, due to differences in individual e-health literacy, the pilot centers produced “pro-rich” health inequality where high-income groups benefited more from the establishment of the pilot centers in terms of health than low-income groups. Conclusions This study has highlighted the potential to improve population health, in general, with the advent of big data centers, but for these benefits be unevenly distributed among the resident population.
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spelling doaj-art-d2991d5f06be43c7a31a7012f0c99f4f2025-01-17T17:04:09ZengSAGE PublishingDigital Health2055-20762025-01-011110.1177/20552076251314102The impacts on population health by China's regional health data centers and the potential mechanism of influenceJiaoli Cai0Yue Li1Peter C Coyte2 Research Center for Central and Eastern Europe, , Beijing, China School of Economics and Management, , Beijing, China Institute of Health Policy, Management and Evaluation, , Toronto, Ontario, CanadaBackground China recently established a series of pilot regional health data centers with a mandate to acquire, consolidate, analyze, and translate data into evidence for health policy decision-making. This experiment with “big data” has the potential to influence population health and is the focus of this study. Methods This study used national longitudinal survey data from the China Family Panel Studies over the period 2014–2020 to empirically assess the impact of China's establishment of pilot regional health data centers on population health and health inequality. A difference-in-differences model was employed to investigate the policy effect on population health, with additional exploration of possible mechanisms of influence. The corrected concentration index was used to measure health inequality, while Wagstaff decomposition method was applied to examine the marginal influence of the policy effect on health inequality. Results Overall health status of local residents has improved after the establishment of the pilot regional health data centers. Using mechanism analysis, the findings demonstrated that improvements to population health were driven by promoting healthy lifestyles and innovations in medical practices. Furthermore, due to differences in individual e-health literacy, the pilot centers produced “pro-rich” health inequality where high-income groups benefited more from the establishment of the pilot centers in terms of health than low-income groups. Conclusions This study has highlighted the potential to improve population health, in general, with the advent of big data centers, but for these benefits be unevenly distributed among the resident population.https://doi.org/10.1177/20552076251314102
spellingShingle Jiaoli Cai
Yue Li
Peter C Coyte
The impacts on population health by China's regional health data centers and the potential mechanism of influence
Digital Health
title The impacts on population health by China's regional health data centers and the potential mechanism of influence
title_full The impacts on population health by China's regional health data centers and the potential mechanism of influence
title_fullStr The impacts on population health by China's regional health data centers and the potential mechanism of influence
title_full_unstemmed The impacts on population health by China's regional health data centers and the potential mechanism of influence
title_short The impacts on population health by China's regional health data centers and the potential mechanism of influence
title_sort impacts on population health by china s regional health data centers and the potential mechanism of influence
url https://doi.org/10.1177/20552076251314102
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