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‹ Mon · 20 Apr 2026
Underserved or high-risk populations

Temporal and demographic trends in infective gastroenteritis-related mortality among U.S. adults: A 25-year nationwide analysis (1999-2023)

Though gastroenteritis deaths fell after 2005, Native American and elderly populations still face disproportionate risk, guiding where prevention efforts matter most.

A 25-year CDC WONDER analysis of 304,378 gastroenteritis deaths in U.S. adults documented a sharp mortality rise 1999-2005 followed by decline, with persistent disparities across age, race, and geography. Adults ≥85 years bore the greatest mortality burden, and NH American Indian populations had the highest age-adjusted rates, highlighting unaddressed equity gaps in prevention.

What the study was

Study design
Nationwide population-based trend analysis (CDC WONDER, joinpoint regression)
Population
U.S. adults ≥25 years, stratified by sex, race/ethnicity, region, urbanization, age
Sample size
304378
Category
Public Health
Maturity
Validated
Journal
Journal of the National Medical Association

Why it surfaced

Large-scale (304K deaths), 25-year nationwide data documenting mortality trends and persistent racial/age disparities; ≥85 population and NH American Indians disproportionately affected; provides actionable public health intelligence; strong design (nationwide CDC data + joinpoint regression).

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