Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China

Abstract Background The Chinese government has introduced a series of hierarchical medical policies to ensure continuity of care, but referrals remain difficult to implement effectively. This study aimed to evaluate the chronic disease referral network and explore the problems associated with the sp...

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Main Authors: Fangfang Gong, Junxia Luo, Zhihong Wang, Ping Tang, Guangyu Hu, Ying Zhou, Hanqun Lin
Format: Article
Language:English
Published: BMC 2024-12-01
Series:BMC Public Health
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Online Access:https://doi.org/10.1186/s12889-024-21175-4
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author Fangfang Gong
Junxia Luo
Zhihong Wang
Ping Tang
Guangyu Hu
Ying Zhou
Hanqun Lin
author_facet Fangfang Gong
Junxia Luo
Zhihong Wang
Ping Tang
Guangyu Hu
Ying Zhou
Hanqun Lin
author_sort Fangfang Gong
collection DOAJ
description Abstract Background The Chinese government has introduced a series of hierarchical medical policies to ensure continuity of care, but referrals remain difficult to implement effectively. This study aimed to evaluate the chronic disease referral network and explore the problems associated with the specific implementation of referrals. Methods This study was a repeated cross-sectional study of monthly data collected between August 2017 and December 2023 in Luohu district, Shenzhen, China. Social network analysis was used to construct a referral network for chronic disease patients. Density, degree centrality, and betweenness centrality were calculated to assess the relationships and status among different levels of care and their trends. Results Over seven years, 104,682 chronic disease patients were referred, with a predominance of downward referrals. The number of upward referrals (Z = 2.5776, P trend < 0.01) and downward referrals (Z = 4.7723, P trend < 0.001) increased significantly. Primary care facilities (PCFs) were strongly associated with the tertiary hospital (0.51–0.98). The out-degree of all levels of medical institutions showed a significant increasing trend (P trend < 0.05). The coronavirus disease 2019 (COVID-19) pandemic did not cause significant level changes in network metrics but accelerated the upward trend in the out-degree of secondary hospitals (P < 0.05). The in-degree of secondary hospitals and PCFs showed a significant increasing trend (P trend < 0.01). Public PCFs had significantly higher network metrics compared to private PCFs (P < 0.001). Conclusions The referral network has a vertical flow pattern conducive to the division of labour, cooperation, and resource integration of medical institutions in the region, and a hierarchical medical order is taking shape. However, poor communication between secondary hospitals and other institutions, high demand for data informatisation, and the gap between private and public PCFs may hinder further progress.
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spelling doaj-art-d9a7b34a19774025b9576853ba15fc242025-01-05T12:49:17ZengBMCBMC Public Health1471-24582024-12-0124111310.1186/s12889-024-21175-4Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, ChinaFangfang Gong0Junxia Luo1Zhihong Wang2Ping Tang3Guangyu Hu4Ying Zhou5Hanqun Lin6Department of Hospital Group Office, Shenzhen Luohu Hospital Group Luohu People’s HospitalDepartment of Hospital Group Office, Shenzhen Luohu Hospital Group Luohu People’s HospitalDepartment of Information Technology, Shenzhen Luohu Hospital Group Luohu People’s HospitalLuohu Clinical College of Shantou University Medical College (Shenzhen Luohu People’s Hospital)Institute of Medical Information, Centre for Health Policy and Management, Chinese Academy of Medical Sciences and Peking Union Medical CollegeDepartment of Hospital Group Office, Shenzhen Luohu Hospital Group Luohu People’s HospitalDepartment of Hospital Group Office, Shenzhen Luohu Hospital Group Luohu People’s HospitalAbstract Background The Chinese government has introduced a series of hierarchical medical policies to ensure continuity of care, but referrals remain difficult to implement effectively. This study aimed to evaluate the chronic disease referral network and explore the problems associated with the specific implementation of referrals. Methods This study was a repeated cross-sectional study of monthly data collected between August 2017 and December 2023 in Luohu district, Shenzhen, China. Social network analysis was used to construct a referral network for chronic disease patients. Density, degree centrality, and betweenness centrality were calculated to assess the relationships and status among different levels of care and their trends. Results Over seven years, 104,682 chronic disease patients were referred, with a predominance of downward referrals. The number of upward referrals (Z = 2.5776, P trend < 0.01) and downward referrals (Z = 4.7723, P trend < 0.001) increased significantly. Primary care facilities (PCFs) were strongly associated with the tertiary hospital (0.51–0.98). The out-degree of all levels of medical institutions showed a significant increasing trend (P trend < 0.05). The coronavirus disease 2019 (COVID-19) pandemic did not cause significant level changes in network metrics but accelerated the upward trend in the out-degree of secondary hospitals (P < 0.05). The in-degree of secondary hospitals and PCFs showed a significant increasing trend (P trend < 0.01). Public PCFs had significantly higher network metrics compared to private PCFs (P < 0.001). Conclusions The referral network has a vertical flow pattern conducive to the division of labour, cooperation, and resource integration of medical institutions in the region, and a hierarchical medical order is taking shape. However, poor communication between secondary hospitals and other institutions, high demand for data informatisation, and the gap between private and public PCFs may hinder further progress.https://doi.org/10.1186/s12889-024-21175-4Hierarchical medical systemPrimary careReferral systemMedical consortiumNetwork analysis
spellingShingle Fangfang Gong
Junxia Luo
Zhihong Wang
Ping Tang
Guangyu Hu
Ying Zhou
Hanqun Lin
Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
BMC Public Health
Hierarchical medical system
Primary care
Referral system
Medical consortium
Network analysis
title Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
title_full Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
title_fullStr Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
title_full_unstemmed Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
title_short Network characteristics of referrals for chronic disease patients: results from hierarchical medical reform in Shenzhen, China
title_sort network characteristics of referrals for chronic disease patients results from hierarchical medical reform in shenzhen china
topic Hierarchical medical system
Primary care
Referral system
Medical consortium
Network analysis
url https://doi.org/10.1186/s12889-024-21175-4
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