AcademyHealth CEO Aaron Carroll, MD, MS, shares highlights from the AcademyHealth 2024 Annual Research Meeting in an interview hosted by JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD. John and Melinda then discuss key findings from 4 highly rated abstracts presented at the meeting that were published concurrently as Original Investigations in JAMA Health Forum.

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• JAMA Health Forum Highlights From the AcademyHealth Annual Research Meeting

More than 50 million adults in the US are eligible to vote but not registered. Alister F. Martin, MD, MPP, of Harvard University, and Katherine McCabe, PhD, of Rutgers University speak with JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD, about a program to register new voters in health care settings that has enrolled younger and racially and ethnically diverse adults.

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• Increasing Voter Participation Through Health Care–Based Voter Registration

JAMA Health Forum Editor John Ayanian, MD, MPP, speaks with Kelsey M. Owsley, PhD, of the University of Arkansas, and Sayeh Nikay, PhD, MPH, of the University of Minnesota, about how the 340B drug discount program influences the services offered by public and nonprofit hospitals. They also discuss new state policies and proposed federal policies to promote greater transparency and accountability in the 340B program.

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• US Hospital Service Availability and New 340B Program Participation
• Public Hospitals May Use the 340B Program Differently Than Nonprofit Hospitals

Benjamin D. Sommers, MD, PhD, of Harvard University, speaks with JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD, about differences in Medicaid enrollment as measured in surveys and administrative data. These differences have implications for estimating coverage now that the federal policy of continuous Medicaid eligibility during the COVID-19 pandemic has ended.

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• Survey-Reported Coverage in 2019-2022 and Implications for Unwinding Medicaid Continuous Eligibility

JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD, speak with Rachel A. Prusynski, DPT, PhD, of the University of Washington about differences in the use and outcomes of home health services provided to beneficiaries in traditional Medicare and Medicare Advantage.

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• Differences in Home Health Services and Outcomes Between Traditional Medicare and Medicare Advantage

The COVID-19 pandemic has caused major disruptions in ambulatory care. In this interview with JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD, Rishi K. Wadhera, MD, MPP, MPhil, of Harvard Medical School discusses how access to care and preventive services changed for different racial and ethnic groups in the US from 2019 to 2022.

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• Changes in Health Care Access and Preventive Health Screenings by Race and Ethnicity

JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD, speak with Lindsay D. Allen, PhD, about how setting-specific opioid prescription duration limits helped reduce opioid overuse in West Virginia.

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• Opioid Prescribing Patterns After Imposition of Setting-Specific Limits on Prescription Duration

Smoking remains a leading cause of preventable morbidity and mortality in the US. Rafael Meza, PhD, of the British Columbia Cancer Research Institute, discusses recent trends in smoking by US adults across different age and income groups in this interview with JAMA Health Forum Editor John Ayanian, MD, MPP, and Deputy Editor Melinda Buntin, PhD.

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• Trends in US Adult Smoking Prevalence, 2011 to 2022