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HCCI Data Byte: Using 5-Digit Enrollee and Hospital Zip Code Data to Examine Travel Times for Children's Hospital Services

HCCI's commercial claims dataset includes claims for over one-third of the population with health insurance through their job (employer-sponsored insurance, or ESI). There are a number of unique features of these data that make them valuable for answering important health care and health policy questions. One such feature is the 5-digit zip codes of ESI enrollees (i.e., where people live) and thei...

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COVID-19 Hospitalizations in 2020 were Highest for People Living in the Most Socially Vulnerable Areas and American Indian and Alaska Native People

The onset of the COVID-19 pandemic fundamentally shifted health and health care in the US in 2020. Hospitals have been central to responding to the pandemic and treating COVID, which means that hospitalizations can provide an important lens to understanding the pandemic's impact. Earlier HCCI research looked at hospital use and spending among people with employer-sponsored insurance (ESI) before t...

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