Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China

Abstract Objective Amid efforts to develop primary healthcare, China has been working to establish an integrated care system through the county medical community model, incorporating capitation payment to improve chronic disease management. This study investigates the impact of capitation payment re...

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Main Authors: Jiani Zhang, Jincao Yan, Yunke Shi, Xingxing Li, Youqing Xin, Ning Zhang
Format: Article
Language:English
Published: BMC 2025-05-01
Series:BMC Public Health
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Online Access:https://doi.org/10.1186/s12889-025-22979-8
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author Jiani Zhang
Jincao Yan
Yunke Shi
Xingxing Li
Youqing Xin
Ning Zhang
author_facet Jiani Zhang
Jincao Yan
Yunke Shi
Xingxing Li
Youqing Xin
Ning Zhang
author_sort Jiani Zhang
collection DOAJ
description Abstract Objective Amid efforts to develop primary healthcare, China has been working to establish an integrated care system through the county medical community model, incorporating capitation payment to improve chronic disease management. This study investigates the impact of capitation payment reform on diabetes-related healthcare service behaviors across different levels of healthcare facilities within the county medical community. Methods We conducted interrupted time series analysis to evaluate the changes in healthcare service behavior before and after the implementation of the capitation model. Using F County, as the sample area, we collected outpatient reimbursement records of type 2 diabetes mellitus (T2DM) patients from six townships that initiated reform in April 2015. The dataset, covering January 2014 to December 2019, includes 49,326 records from primary healthcare facilities and 1,628 from county hospitals, with information on medical costs, service items, and other details. Results Following the implementation of capitation, both the average medical costs per visit and proportion of examination and testing costs showed a deceleration in growth in primary healthcare facilities (-0.615, p < 0.05; -1.554, p < 0.01). The proportion of medication costs, the proportion of insulin or combination therapy and the average number of medications exhibited a significant downward trend prior to the reform, while all reversed to upward trends after reform. In county hospitals, the proportion of medication costs increased by 19.115% immediately post-reform, and both the level and slope of average number of medications significantly rose (2.041, p < 0.01; 0.244, p < 0.01). Although the proportion of examination and testing costs increased before the reform, both the instantaneous level and the trend declined afterward (-19.684, p < 0.05; -1.833, p < 0.05). Conclusions In the sample area, the average medical costs for T2DM outpatients were effectively controlled after the capitation reform. Township health centers showed improved standardization in prescribing practices, while county hospitals focused more on comprehensive examinations and testing services. Medication prescription intensity increased across all facilities, contributing to enhanced chronic disease management.
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spelling doaj-art-4e57286173a94bc19cd1784a9c67dd942025-08-20T02:15:28ZengBMCBMC Public Health1471-24582025-05-0125111210.1186/s12889-025-22979-8Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural ChinaJiani Zhang0Jincao Yan1Yunke Shi2Xingxing Li3Youqing Xin4Ning Zhang5School of Public Health, Capital Medical UniversityChuiyangliu Hospital affiliated to Tsinghua UniversitySchool of Public Health, Capital Medical UniversitySchool of Public Health, Capital Medical UniversitySchool of Public Health, Capital Medical UniversitySchool of Public Health, Capital Medical UniversityAbstract Objective Amid efforts to develop primary healthcare, China has been working to establish an integrated care system through the county medical community model, incorporating capitation payment to improve chronic disease management. This study investigates the impact of capitation payment reform on diabetes-related healthcare service behaviors across different levels of healthcare facilities within the county medical community. Methods We conducted interrupted time series analysis to evaluate the changes in healthcare service behavior before and after the implementation of the capitation model. Using F County, as the sample area, we collected outpatient reimbursement records of type 2 diabetes mellitus (T2DM) patients from six townships that initiated reform in April 2015. The dataset, covering January 2014 to December 2019, includes 49,326 records from primary healthcare facilities and 1,628 from county hospitals, with information on medical costs, service items, and other details. Results Following the implementation of capitation, both the average medical costs per visit and proportion of examination and testing costs showed a deceleration in growth in primary healthcare facilities (-0.615, p < 0.05; -1.554, p < 0.01). The proportion of medication costs, the proportion of insulin or combination therapy and the average number of medications exhibited a significant downward trend prior to the reform, while all reversed to upward trends after reform. In county hospitals, the proportion of medication costs increased by 19.115% immediately post-reform, and both the level and slope of average number of medications significantly rose (2.041, p < 0.01; 0.244, p < 0.01). Although the proportion of examination and testing costs increased before the reform, both the instantaneous level and the trend declined afterward (-19.684, p < 0.05; -1.833, p < 0.05). Conclusions In the sample area, the average medical costs for T2DM outpatients were effectively controlled after the capitation reform. Township health centers showed improved standardization in prescribing practices, while county hospitals focused more on comprehensive examinations and testing services. Medication prescription intensity increased across all facilities, contributing to enhanced chronic disease management.https://doi.org/10.1186/s12889-025-22979-8CapitationCounty medical communityHealthcare service behaviorType 2 diabetes mellitusInterrupted time series
spellingShingle Jiani Zhang
Jincao Yan
Yunke Shi
Xingxing Li
Youqing Xin
Ning Zhang
Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
BMC Public Health
Capitation
County medical community
Healthcare service behavior
Type 2 diabetes mellitus
Interrupted time series
title Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
title_full Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
title_fullStr Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
title_full_unstemmed Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
title_short Does capitation payment influence healthcare service behavior in county medical community? Evidence from patients with diabetes in rural China
title_sort does capitation payment influence healthcare service behavior in county medical community evidence from patients with diabetes in rural china
topic Capitation
County medical community
Healthcare service behavior
Type 2 diabetes mellitus
Interrupted time series
url https://doi.org/10.1186/s12889-025-22979-8
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