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David B Matchar

Biographic Data

ID5546232
NAMEDavid B Matchar
GIVEN NAMESDavid B
FAMILY NAMEMatchar
SIGNATUREMATCHAR D B
AFFILIATIONSDuke University
ORCID0000-0003-3020-2108
VERIFIEDYes
TOTAL WORKS26
TOTAL CITATIONS1
AUTHOR COUNT26
EDITOR COUNT0
FIRST PUBLICATION YEAR1999
LATEST PUBLICATION YEAR2026
H-INDEX1
  • Implications of Primary Care Scenarios for the ‘Performance’ of Chronic Care Delivery in Switzerland

    Open Access•John Pastor Ansah, Lize Duminy et al.•ARTICLE•Systems Research and Behavioral…•2026

    Switzerland and most high‐income countries are confronted with a growing number of people with chronic conditions who must be treated by healthcare systems that are designed to provide acute care predominantly. A widely supported solution is strengthening the primary care sector to better meet these increasingly complex healthcare needs. We used system dynamics to develop a computer simulation model of the driving factors and their connections to…

  • Assessing the Utility of a Population Segmentation Tool to Determine Medical Vulnerability Among Adults Experiencing Homelessness

    Connor Drake, Abigail Rader et al.•ARTICLE•Medical Care•2026•References: 18

    BACKGROUND: Patients experiencing homelessness (PEH) have intersecting medical, social, and behavioral needs. To meet their needs, promising medical respite and integrated care models have been developed. The use of validated population segmentation screening tools is paramount for equitable triage and tailored service delivery. The Simple Segmentation Tool (SST), consisting of global impression categories (GI) and complicating factors (CFs), was…

  • Expanding diagnostic testing for drug-resistant tuberculosis in high burden settings

    Open Access•Marya Getchell, John Pastor Ansah et al.•ARTICLE•BMC Public Health•2025

    In high TB-burden countries, GeneXpert XDR is cost-effective as an additional DR-TB diagnostic test. tNGS is not cost-effective for routine clinical DR-TB testing but has potential for application to high-risk populations, especially with introduction of new TB treatment regimens

  • You have just got to be careful”—A Qualitative Study Disentangling Health Beliefs and Behaviors Regarding Falls Among Community-Dwelling Older Adults in Singapore

    Open Access•Vanessa Koh, Vanessa Jean Wen Koh et al.•ARTICLE•The Journals of Gerontology…•2025•References: 3

    Objectives Understanding older adults’ health beliefs regarding falls is important for the design of participant-centric programs. Although there is evidence on older adults’ perceptions toward falls and falls prevention, there is insufficient understanding of older adults’ adaptive responses to cope with falls. In addition, these perceptions are understudied within the context of Asia for the development of programs in Asia. Methods In-depth int…

  • Steps to Avoid Falls in the Elderly – a Technology Enhanced Intervention (Safe-Tech) study

    Open Access•Wei Xuan Lai, Vanessa Koh et al.•ARTICLE•BMC Public Health•2024

    NCT06102954|| 22-10-2023

  • Mapping the value for money of precision medicine

    Open Access•Wenjia Chen, Nigel Chong Boon Wong et al.•ARTICLE•Frontiers in Public Health•2023

  • A Causal View of the Role and Potential Limitations of Capitation in Promoting Whole Health System Performance

    Open Access•David B Matchar, Wei Xuan Lai et al.•ARTICLE•International Journal of…•2023

    For several decades, health systems in developed countries have faced rapidly rising healthcare costs without concomitant improvements in health outcomes. Fee for service (FFS) reimbursement mechanisms (RMs), where health systems are paid based on volume, contribute to this trend. In Singapore, the public health service is trying to curb rising healthcare costs by transitioning from a volume-based RM to a capitated payment for a population within…

  • An Agile Systems Modeling Framework for Bed Resource Planning During Covid-19 Pandemic in Singapore

    Open Access•Sean Shao Wei Lam, Ahmad Reza Pourghaderi et al.•ARTICLE•Frontiers in Public Health•2022

    Background: The COVID-19 pandemic has had a major impact on health systems globally. The sufficiency of hospitals' bed resource is a cornerstone for access to care which can significantly impact the public health outcomes. Objective: We describe the development of a dynamic simulation framework to support agile resource planning during the COVID-19 pandemic in Singapore. Materials and Methods: The study data were derived from the Singapore Genera…

  • The associations between caregivers’ psychosocial characteristics and caregivers’ depressive symptoms in stroke settings

    Open Access•Yen Sin Koh, Mythily Subramaniam et al.•ARTICLE•BMC Psychology•2022

    The study identified subjective burden, quality of care-relationship and expressive social support as significantly associated with caregivers' depressive symptoms. Caregivers' communication skills may also play a role in reducing caregivers' depressive symptoms

  • Heart Disease and Stroke Statistics—2021 Update

    Salim S Virani, Álvaro Alonso et al.•ARTICLE•Circulation•2021

    BACKGROUND: The American Heart Association, in conjunction with the National Institutes of Health, annually reports the most up-to-date statistics related to heart disease, stroke, and cardiovascular risk factors, including core health behaviors (smoking, physical activity, diet, and weight) and health factors (cholesterol, blood pressure, and glucose control) that contribute to cardiovascular health. The Statistical Update presents the latest da…

  • Primary Care Networks and Starfield’s 4Cs

    Open Access•Chuan De Foo, Shilpa Surendran et al.•ARTICLE•International Journal of…•2021

    The primary care network (PCN) was implemented as a healthcare delivery model which organises private general practitioners (GPs) into groups and furnished with a certain level of resources for chronic disease management. A secondary qualitative analysis was conducted with data from an earlier study exploring facilitators and barriers GPs enrolled in PCN's face in chronic disease management. The objective of this study is to map features of PCN t…

  • The Missed Opportunity of Patient-Centered Medical Homes to Thrive in an Asian Context

    Open Access•Shilpa Surendran, Chuan De Foo et al.•ARTICLE•International Journal of…•2021

    In recent years, there is growing interest internationally to implement patient-centered medical homes (PCMHs), and Singapore is no exception. However, studies understanding the influence of contextual policy factors on the implementation of PCMHs are limited. We conducted 10 semi-structured in-depth interviews with general practitioners working in seven out of the nine PCMHs. Audio recordings were transcribed and analyzed by two study team membe…

  • Examining the Influence of Social Interactions and Community Resources on Caregivers’ Burden in Stroke Settings

    Open Access•Yen Sin Koh, Gerald Choon Huat Koh et al.•ARTICLE•International Journal of…•2021

    Since the introduction of the integrated care model, understanding how social interactions and community resources can alleviate caregivers' burden is vital to minimizing negative patients' outcomes. This study ( n = 214) examined the associations between these factors and caregivers' burden in stroke settings. It used 3-month and 1-year post-stroke data collected from five tertiary hospitals. Subjective and objective caregivers' burdens were mea…

  • Using Cost-Effectiveness Analysis in Mixed Methods Research

    Open Access•Michael J Penkunas, David B Matchar et al.•ARTICLE•Journal of Mixed Methods Research•2019•References: 10

    Traditional evaluation techniques are often not suitable for studying health interventions operating in real-world settings, particularly when interventions operate through complex causal pathways. We describe a mixed methods design for evaluating an integrated home care and social support service targeting mature and older adults (55+ years) in Singapore. Here, nurses and community health workers visit patients’ homes to address health and socia…

  • Heart Disease and Stroke Statistics—2018 Update

    Emelia J Benjamin, Salim S Virani et al.•ARTICLE•Circulation•2018

    Each chapter listed in the Table of Contents (see next page) is a hyperlink to that chapter. The reader clicks the chapter name to access that chapter. Each chapter listed here is a hyperlink. Click on the chapter name to be taken to that chapter. Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together in …

  • Complexities and Challenges of Singapore Nurses Providing Postacute Home Care in Multicultural Communities

    Open Access•Alfred Ka-Shing Wong, Shu Fen Ong et al.•ARTICLE•Journal of Transcultural Nursing•2018

    Introduction: Studies are needed to inform the preparation of community nurses to address patient behavioral and social factors contributing to unnecessary readmissions to hospital. This study uses nurses’ input to understand challenges faced during home care, to derive a framework to address the challenges. Methods: Semistructured interviews were conducted to saturation with 16 community nurses in Singapore. Interviews were transcribed verbatim …

  • Educational differences in the compression of disability incidence in the United States

    Open Access•Chi‐Tsun Chiu, M D Hayward et al.•ARTICLE•SSM - Population Health•2018

    To our knowledge, no prior studies have examined educational difference in compression of disability incidence and conducted formal tests for statistical significance. Educational differences in life span variation in mortality correspond closely with life span variation in disability incidence. One long-range implication of this work is growing inequality in life-span variation in disability incidence given trends in educational differences in l…

  • Evaluation methodology for a home-based integrated care program targeting frequently hospitalized older adults in Singapore

    Open Access•Michael J Penkunas, Chin-Huat Wong et al.•ARTICLE•International Journal of…•2016

    The International Journal of Integrated Care (IJIC) is an online, open-access, peer-reviewed scientific journal that publishes original articles in the field of integrated care on a continuous basis.IJIC has an Impact Factor of 2.913 (2021 JCR, received in June 2022)The IJIC 20th Anniversary Issue was published in 2021

  • Heart Disease and Stroke Statistics—2015 Update

    Dariush Mozaffarian, Emelia J Benjamin et al.•ARTICLE•Circulation•2015

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics related to heart disease, stroke, and other cardiovascular and metabolic diseases and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update represents a critical resource for the lay pu…

  • Community-Based Long-Term Care Services

    Open Access•Chang Liu, Kirsten Eom et al.•ARTICLE•Journal of Aging and Health•2015•Cited by: 1•References: 3

    Caregivers are critically involved in the decision of using CBLTC services, and their perception of service characteristics is significantly associated with the uptake of CBLTC services. It is important to incorporate both care recipients' and caregivers' needs and preferences when designing and promoting integrated health care delivery models

  • The impact of population dynamics and foreign labour policy on dependency

    Open Access•John Pastor Ansah, Crystal M Riley et al.•ARTICLE•Journal of Population Research•2015•References: 1

  • Heart Disease and Stroke Statistics—2014 Update

    Alan S Go, Dariush Mozaffarian et al.•ARTICLE•Circulation•2014

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update is a critical resource for researchers, clinicians, h…

  • Heart Disease and Stroke Statistics—2013 Update

    Alan S Go, Dariush Mozaffarian et al.•ARTICLE•Circulation•2013

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update*The Statistical Update is a valuable resource for researchers, clinicians, he…

  • Heart Disease and Stroke Statistics—2011 Update

    Véronique L Roger, Alan S Go et al.•ARTICLE•Circulation•2011

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update is a valuable resource for researchers, clinicians, h…

  • Treating Qalys With a Heavy Dose of Social Values

    David B Matchar•ARTICLE•Medical Care•2000•References: 4

    Dr Matchar is Professor of Medicine and Director, Duke Center for Clinical Health Policy Research, Durham, North Carolina. Address correspondence to: David B. Matchar, MD, Center for Clinical Health Policy Research, First Union Tower, Suite 230, 2200 W Main St, Durham, NC 27705

Next
  • Community-Based Long-Term Care Services

    Open Access•Chang Liu, Kirsten Eom et al.•ARTICLE•Journal of Aging and Health•2015•Cited by: 1•References: 3

    Caregivers are critically involved in the decision of using CBLTC services, and their perception of service characteristics is significantly associated with the uptake of CBLTC services. It is important to incorporate both care recipients' and caregivers' needs and preferences when designing and promoting integrated health care delivery models

  • Determining Clinically Important Differences in Health Status Measures

    Open Access•Greg Samsa, David Edelman et al.•ARTICLE•PharmacoEconomics•1999

  • Treating Qalys With a Heavy Dose of Social Values

    David B Matchar•ARTICLE•Medical Care•2000•References: 4

    Dr Matchar is Professor of Medicine and Director, Duke Center for Clinical Health Policy Research, Durham, North Carolina. Address correspondence to: David B. Matchar, MD, Center for Clinical Health Policy Research, First Union Tower, Suite 230, 2200 W Main St, Durham, NC 27705

  • Heart Disease and Stroke Statistics—2011 Update

    Véronique L Roger, Alan S Go et al.•ARTICLE•Circulation•2011

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update is a valuable resource for researchers, clinicians, h…

  • Heart Disease and Stroke Statistics—2013 Update

    Alan S Go, Dariush Mozaffarian et al.•ARTICLE•Circulation•2013

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update*The Statistical Update is a valuable resource for researchers, clinicians, he…

  • Heart Disease and Stroke Statistics—2014 Update

    Alan S Go, Dariush Mozaffarian et al.•ARTICLE•Circulation•2014

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics on heart disease, stroke, other vascular diseases, and their risk factors and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update is a critical resource for researchers, clinicians, h…

  • Heart Disease and Stroke Statistics—2015 Update

    Dariush Mozaffarian, Emelia J Benjamin et al.•ARTICLE•Circulation•2015

    Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together the most up-to-date statistics related to heart disease, stroke, and other cardiovascular and metabolic diseases and presents them in its Heart Disease and Stroke Statistical Update. The Statistical Update represents a critical resource for the lay pu…

  • Community-Based Long-Term Care Services

    Open Access•Chang Liu, Kirsten Eom et al.•ARTICLE•Journal of Aging and Health•2015•Cited by: 1•References: 3

    Caregivers are critically involved in the decision of using CBLTC services, and their perception of service characteristics is significantly associated with the uptake of CBLTC services. It is important to incorporate both care recipients' and caregivers' needs and preferences when designing and promoting integrated health care delivery models

  • The impact of population dynamics and foreign labour policy on dependency

    Open Access•John Pastor Ansah, Crystal M Riley et al.•ARTICLE•Journal of Population Research•2015•References: 1

  • Evaluation methodology for a home-based integrated care program targeting frequently hospitalized older adults in Singapore

    Open Access•Michael J Penkunas, Chin-Huat Wong et al.•ARTICLE•International Journal of…•2016

    The International Journal of Integrated Care (IJIC) is an online, open-access, peer-reviewed scientific journal that publishes original articles in the field of integrated care on a continuous basis.IJIC has an Impact Factor of 2.913 (2021 JCR, received in June 2022)The IJIC 20th Anniversary Issue was published in 2021

  • Heart Disease and Stroke Statistics—2018 Update

    Emelia J Benjamin, Salim S Virani et al.•ARTICLE•Circulation•2018

    Each chapter listed in the Table of Contents (see next page) is a hyperlink to that chapter. The reader clicks the chapter name to access that chapter. Each chapter listed here is a hyperlink. Click on the chapter name to be taken to that chapter. Each year, the American Heart Association (AHA), in conjunction with the Centers for Disease Control and Prevention, the National Institutes of Health, and other government agencies, brings together in …

  • Complexities and Challenges of Singapore Nurses Providing Postacute Home Care in Multicultural Communities

    Open Access•Alfred Ka-Shing Wong, Shu Fen Ong et al.•ARTICLE•Journal of Transcultural Nursing•2018

    Introduction: Studies are needed to inform the preparation of community nurses to address patient behavioral and social factors contributing to unnecessary readmissions to hospital. This study uses nurses’ input to understand challenges faced during home care, to derive a framework to address the challenges. Methods: Semistructured interviews were conducted to saturation with 16 community nurses in Singapore. Interviews were transcribed verbatim …

  • Educational differences in the compression of disability incidence in the United States

    Open Access•Chi‐Tsun Chiu, M D Hayward et al.•ARTICLE•SSM - Population Health•2018

    To our knowledge, no prior studies have examined educational difference in compression of disability incidence and conducted formal tests for statistical significance. Educational differences in life span variation in mortality correspond closely with life span variation in disability incidence. One long-range implication of this work is growing inequality in life-span variation in disability incidence given trends in educational differences in l…

  • Using Cost-Effectiveness Analysis in Mixed Methods Research

    Open Access•Michael J Penkunas, David B Matchar et al.•ARTICLE•Journal of Mixed Methods Research•2019•References: 10

    Traditional evaluation techniques are often not suitable for studying health interventions operating in real-world settings, particularly when interventions operate through complex causal pathways. We describe a mixed methods design for evaluating an integrated home care and social support service targeting mature and older adults (55+ years) in Singapore. Here, nurses and community health workers visit patients’ homes to address health and socia…

  • Heart Disease and Stroke Statistics—2021 Update

    Salim S Virani, Álvaro Alonso et al.•ARTICLE•Circulation•2021

    BACKGROUND: The American Heart Association, in conjunction with the National Institutes of Health, annually reports the most up-to-date statistics related to heart disease, stroke, and cardiovascular risk factors, including core health behaviors (smoking, physical activity, diet, and weight) and health factors (cholesterol, blood pressure, and glucose control) that contribute to cardiovascular health. The Statistical Update presents the latest da…

  • Primary Care Networks and Starfield’s 4Cs

    Open Access•Chuan De Foo, Shilpa Surendran et al.•ARTICLE•International Journal of…•2021

    The primary care network (PCN) was implemented as a healthcare delivery model which organises private general practitioners (GPs) into groups and furnished with a certain level of resources for chronic disease management. A secondary qualitative analysis was conducted with data from an earlier study exploring facilitators and barriers GPs enrolled in PCN's face in chronic disease management. The objective of this study is to map features of PCN t…

  • The Missed Opportunity of Patient-Centered Medical Homes to Thrive in an Asian Context

    Open Access•Shilpa Surendran, Chuan De Foo et al.•ARTICLE•International Journal of…•2021

    In recent years, there is growing interest internationally to implement patient-centered medical homes (PCMHs), and Singapore is no exception. However, studies understanding the influence of contextual policy factors on the implementation of PCMHs are limited. We conducted 10 semi-structured in-depth interviews with general practitioners working in seven out of the nine PCMHs. Audio recordings were transcribed and analyzed by two study team membe…

  • Examining the Influence of Social Interactions and Community Resources on Caregivers’ Burden in Stroke Settings

    Open Access•Yen Sin Koh, Gerald Choon Huat Koh et al.•ARTICLE•International Journal of…•2021

    Since the introduction of the integrated care model, understanding how social interactions and community resources can alleviate caregivers' burden is vital to minimizing negative patients' outcomes. This study ( n = 214) examined the associations between these factors and caregivers' burden in stroke settings. It used 3-month and 1-year post-stroke data collected from five tertiary hospitals. Subjective and objective caregivers' burdens were mea…

  • An Agile Systems Modeling Framework for Bed Resource Planning During Covid-19 Pandemic in Singapore

    Open Access•Sean Shao Wei Lam, Ahmad Reza Pourghaderi et al.•ARTICLE•Frontiers in Public Health•2022

    Background: The COVID-19 pandemic has had a major impact on health systems globally. The sufficiency of hospitals' bed resource is a cornerstone for access to care which can significantly impact the public health outcomes. Objective: We describe the development of a dynamic simulation framework to support agile resource planning during the COVID-19 pandemic in Singapore. Materials and Methods: The study data were derived from the Singapore Genera…

  • The associations between caregivers’ psychosocial characteristics and caregivers’ depressive symptoms in stroke settings

    Open Access•Yen Sin Koh, Mythily Subramaniam et al.•ARTICLE•BMC Psychology•2022

    The study identified subjective burden, quality of care-relationship and expressive social support as significantly associated with caregivers' depressive symptoms. Caregivers' communication skills may also play a role in reducing caregivers' depressive symptoms

  • Mapping the value for money of precision medicine

    Open Access•Wenjia Chen, Nigel Chong Boon Wong et al.•ARTICLE•Frontiers in Public Health•2023

  • A Causal View of the Role and Potential Limitations of Capitation in Promoting Whole Health System Performance

    Open Access•David B Matchar, Wei Xuan Lai et al.•ARTICLE•International Journal of…•2023

    For several decades, health systems in developed countries have faced rapidly rising healthcare costs without concomitant improvements in health outcomes. Fee for service (FFS) reimbursement mechanisms (RMs), where health systems are paid based on volume, contribute to this trend. In Singapore, the public health service is trying to curb rising healthcare costs by transitioning from a volume-based RM to a capitated payment for a population within…

  • Steps to Avoid Falls in the Elderly – a Technology Enhanced Intervention (Safe-Tech) study

    Open Access•Wei Xuan Lai, Vanessa Koh et al.•ARTICLE•BMC Public Health•2024

    NCT06102954|| 22-10-2023

  • Expanding diagnostic testing for drug-resistant tuberculosis in high burden settings

    Open Access•Marya Getchell, John Pastor Ansah et al.•ARTICLE•BMC Public Health•2025

    In high TB-burden countries, GeneXpert XDR is cost-effective as an additional DR-TB diagnostic test. tNGS is not cost-effective for routine clinical DR-TB testing but has potential for application to high-risk populations, especially with introduction of new TB treatment regimens

  • You have just got to be careful”—A Qualitative Study Disentangling Health Beliefs and Behaviors Regarding Falls Among Community-Dwelling Older Adults in Singapore

    Open Access•Vanessa Koh, Vanessa Jean Wen Koh et al.•ARTICLE•The Journals of Gerontology…•2025•References: 3

    Objectives Understanding older adults’ health beliefs regarding falls is important for the design of participant-centric programs. Although there is evidence on older adults’ perceptions toward falls and falls prevention, there is insufficient understanding of older adults’ adaptive responses to cope with falls. In addition, these perceptions are understudied within the context of Asia for the development of programs in Asia. Methods In-depth int…

  • Implications of Primary Care Scenarios for the ‘Performance’ of Chronic Care Delivery in Switzerland

    Open Access•John Pastor Ansah, Lize Duminy et al.•ARTICLE•Systems Research and Behavioral…•2026

    Switzerland and most high‐income countries are confronted with a growing number of people with chronic conditions who must be treated by healthcare systems that are designed to provide acute care predominantly. A widely supported solution is strengthening the primary care sector to better meet these increasingly complex healthcare needs. We used system dynamics to develop a computer simulation model of the driving factors and their connections to…

Medicine (23 works) · Family medicine (7 works) · Gerontology (7 works) · Nursing (7 works) · Business (6 works) · Computer Science (6 works) · Disease (6 works) · Health care (6 works) · Population (6 works) · Psychology (6 works)

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