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Publications

Featured publications

Research Report

California Health Interview Survey (CHIS) 2025 Making an Impact

The 2025 California Health Interview Survey (CHIS) Making an Impact report highlights our latest research and data and that of people who use it: researchers, health departments, government agencies, journalists, nonprofit organizations, funders, students, and community groups.
cover of CHIS Making an Impact 2025 report with photo collage and interior pages

Policy Brief

Experiencing Acts of Hate and Access to Support: Findings from the 2024 California Health Interview Survey

Research shows that experiencing hate can have wide-ranging negative impacts on individuals and communities. The California Civil Rights Department (CRD) and the California Health Interview Survey (CHIS) included questions on the 2024 CHIS asking victims about the number of hate incidents they had experienced, the types of resources they needed, and whether they were able to access them. This policy brief highlights variations across several population groups and regions.
Report cover with photograph of solemn man and infographic showing dejected man.

Research Report

The Health of California: A Regional Perspective

Using data from the 2021–2022 California Health interview Survey (CHIS), researchers at the UCLA Center for Health Policy Research have identified key differences and similarities in seven selected regions across the state concerning demographics, health status, healthcare experiences, access to food and housing, and civic engagement.
Cover pages of 7 regional health profile reports shows California map and image from each region

Search publications

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Policy Brief

The Challenge of Meeting the Dental Care Needs of Low-Income California Adults With the Current Dental Workforce

Access to oral health care, particularly for low-income individuals who face financial and other barriers to access, depends in part on the availability and practice characteristics of dentists. Authors measured both the need for oral health care among low-income California adults and the characteristics of practicing dentists using multiple sources, including the California Health Interview Survey and Dental Board of California data.

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Population Health Management

Journal Article

Systematic Review of Care Coordination Interventions Linking Health and Social Services for High-Utilizing Patient Populations

Recognizing that social factors influence patient health outcomes and utilization, health systems have developed interventions to address patients' social needs. Care coordination across the health care and social service sectors is a distinct and important strategy to address social determinants of health, but limited information exists about how care coordination operates in this context.

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Psychiatric Services

Journal Article

Mental Health Staffing at HRSA-Funded Health Centers May Improve Access to Care

The study examined the association between mental health staffing at health centers funded by the Health Resources and Services Administration (HRSA) and patients’ receipt of mental health treatment. Colocation of any mental health staff, including psychiatrists, psychologists, and other licensed staff, was examined.

ucla-report-provides-close-look-at-states-whole-person-care-pilot-health-program
Policy Brief

A Snapshot of California’s Whole Person Care Pilot Program: Implementation Strategies and Enrollees

The Whole Person Care (WPC) Pilot program implemented under California’s Section 1115 Medicaid Waiver, “Medi-Cal 2020,” coordinates medical, behavioral, and social services to improve the health and well-being of Medi-Cal beneficiaries with complex needs. In this policy brief, authors analyze data from the interim statewide evaluation of WPC to present a snapshot of the 25 participating pilots, based on key implementation strategies and enrollee characteristics.

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Obesity Medicine

Journal Article

The Concurrent Burden of Multimorbidity, Mental Health Conditions, and Severe Obesity Among United States Health Center Patients

This paper examines the association of multimorbidity, mental health (MH) conditions, and obesity severity among health center (HC) patients in the United States. Authors used cross-sectional data from the 2014 Health Center Patient Survey. They examined the independent association of multimorbidity and MH conditions with obesity severity using a multinomial logistic regression model, controlling for potential confounders.

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Research Report

Preliminary Summative Evaluation of California’s Public Hospital Redesign and Incentives in Medi-Cal (PRIME) Program

California has promoted value-based care in its public hospitals under a Section 1115 Medicaid Waiver called Public Hospital Redesign and Incentives in Medi-Cal (PRIME), a waiver overseen by California’s Department of Health Care Services (DHCS). PRIME required 54 public hospitals to significantly transform their outpatient care delivery, receiving payment for improved performance.

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Journal of Evidence-Based Dental Practice

Journal Article

Colocation Does Not Equal Integration: Identifying and Measuring Best Practices in Primary Care Integration of Children’s Oral Health Services in Health Centers

Improving oral health of low-income and uninsured young children remains challenging due to reluctance of general dentists to care for very young children or participate in Medicaid, limited involvement of primary care providers in children’s oral health, and lack of parental awareness of the importance of early oral health care.

Oral Health
Policy Brief

Income Disparities Widen the Gap in Oral Health of California Adults

Social determinants of health are increasingly acknowledged as barriers to improving population health, particularly among people who experience multiple disadvantages, such as low income and poor health. Evidence indicates that socioeconomic and environmental factors play a similar role in oral health status. Using data from the 2017 and 2018 California Health Interview Surveys (CHIS), authors explored the association of these factors with poor oral health among California adults.

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PLOS ONE

Journal Article

Examining Trends in Substance Use Disorder Capacity and Service Delivery by Health Resources and Services Administration-Funded Health Centers: A Time Series Regression Analysis

The opioid epidemic and subsequent mortality is a national concern in the U.S. The burden of this problem is disproportionately high among low-income and uninsured populations who are more likely to experience unmet need for substance use services. Authors assessed the impact of two Health Resources and Services Administration (HRSA) substance use disorder service capacity grants on substance use disorder staffing and service use in HRS -funded health centers.

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Community Dentistry and Oral Epidemiology

Journal Article

The Role of Dentist Supply, Need for Care and Long-Term Continuity in Health Resources and Services Administration-Funded Health Centres in the United States

Health Resources and Services Administration-funded health centers (HC) are an important source of dental services for low-income and vulnerable patients in the U.S. This study examines whether HCs' dental workforce meets the oral health needs of HC patients.