A 14-YEAR MYSTERY: Why Are Autistic People Dying So Much Earlier?
What if a person’s life expectancy could be shortened not because of their condition, but because the world around them fails to provide the care they need?
A new study published in JAMA Network Open has uncovered a troubling gap in the lives of people with autism in the United States. Researchers found that autistic individuals receiving Medicaid had an estimated life expectancy of just 64.9 years, compared with nearly 79 years for the general U.S. population. That represents a difference of almost 14 years.
Why is this gap happening? Is autism itself responsible, or are other factors quietly shortening lives?
Researchers from Columbia University and the University of Colorado Anschutz analyzed data involving more than two million autistic Medicaid beneficiaries between 2000 and 2020. Their findings suggest that the problem is connected to several preventable health and safety risks rather than autism alone.
For autistic women, the difference was even greater, with life expectancy estimated to be around 16 years shorter than that of women in the general population.
Behind these statistics are everyday dangers that many people might never expect to become life-threatening. The study highlighted increased risks associated with illnesses such as influenza and pneumonia, malnutrition, and accidental injuries, including drowning. Influenza mortality was reported to be more than ten times higher among autistic individuals in the study population.
But why would a common illness or accident become so much more dangerous?
The answer may involve several overlapping challenges, including access to healthcare, communication difficulties, social support, and the ability to recognize or respond to medical emergencies. These factors can vary greatly from one person to another, and the study does not suggest that every autistic individual faces the same risks.
Lead author Dr. Guohua Li emphasized the importance of improving healthcare and support systems. Instead of focusing primarily on autism diagnosis during childhood, healthcare services also need to address the long-term health, safety, and well-being of autistic adults.
Better primary care, stronger social support, and targeted home- and community-based services could help address some of the risks identified by researchers.
This study raises an important question for society: Are we doing enough to help autistic people live longer, healthier lives?
Autism is a lifelong condition, but that does not mean a shorter life should be accepted as inevitable. Understanding the causes of health disparities is an important step toward building systems that offer people the support they need throughout their lives.
Shining Source:
Li, G., DiGuiseppi, C. G., Blanchard, A., Russell, M. T., & Ing, C. (2026). Autism Spectrum Disorder and Life Expectancy Among Medicaid Beneficiaries. JAMA Network Open, 9(9), e2633251.
