Posted in

Early Death Risk Elevated for Neurodevelopmental Conditions

•Posted inMedical Updates
MBBS doctor thinking about pursuing a PG Diploma in Dermatology for career growth.

Early Death Risk Elevated for Neurodevelopmental Conditions

A recent New Zealand study highlights a significant concern. Children diagnosed with neurodevelopmental conditions, such as autism and ADHD, may face a nearly five-times higher likelihood of early death before age 25. This stark finding underscores an urgent need for comprehensive healthcare and support for affected individuals. The study particularly focused on the risk of neurodevelopmental early death.

Unpacking the New Zealand Study on Neurodevelopmental Early Death

Researchers at the University of Otago conducted an extensive analysis. They examined data from approximately nine lakh children. These children were born between 1995 and 2009, and researchers tracked outcomes until 2019. The study was published in The Journal of the American Medical Association (JAMA) Pediatrics. It identified about 40,000 (4.5 percent) of these children with a neurodevelopmental condition. Ultimately, the mortality risk for youth with neurodevelopmental conditions (NDCs) was 4.67 times higher. This was compared to their peers without such diagnoses. Although the relative risk is high, lead author Nick Bowden stressed that actual deaths in this group remain uncommon. Dr. Bowden is from the University of Otago’s department of paediatrics and child health. The study also highlighted a heightened risk of death among females with NDCs.

Variations in Risk Across Different Conditions

The study also illustrated that the risk of early death varied significantly. This depended on the specific neurodevelopmental condition. For instance, children with ADHD showed a doubled mortality risk. However, for those with learning and motor disorders, the risk increased more than eight-fold. Furthermore, causes of death also presented differently across conditions. Medical reasons accounted for the greatest risk, being about 12 times higher for individuals with neurodevelopmental conditions compared to those without. These medical causes often include co-occurring health problems. Examples are respiratory, neurological, and gastrointestinal conditions, which can be challenging to manage.

Addressing Preventable Health Inequalities

Dr. Colette Muir, a developmental paediatrician at Starship Child Health in Auckland and co-author, noted the increased mortality from medical causes. She indicated this points to difficulties in managing co-occurring health issues. This underscores significant and often preventable health inequalities faced by young people with neurodevelopmental conditions. Earlier research, including a study published in the British Journal of Psychiatry, supports these findings. This prior work suggests a reduced life expectancy for adults diagnosed with ADHD in childhood. Specifically, men with ADHD might live seven years fewer compared to the general population. Women with ADHD might live nine years fewer. Therefore, targeted healthcare interventions, better access to medical and mental health services, and systemic changes are crucial. These actions aim to address disparities and support longer, healthier lives for everyone.

Frequently Asked Questions

Q1: What is the main finding of the New Zealand study regarding neurodevelopmental conditions?

A1: The study found that children with neurodevelopmental conditions like autism and ADHD have a nearly five-times higher chance of dying before age 25 compared to those without such conditions.

Q2: Do all neurodevelopmental conditions carry the same risk of early death?

A2: No, the risk varies. The study indicated that the risk doubled for children with ADHD, while it was more than eight times higher for those with learning and motor disorders.

Q3: What are the primary causes of increased mortality in individuals with neurodevelopmental conditions?

A3: Medical causes, such as respiratory, neurological, and gastrointestinal conditions, pose the greatest risk, being about 12 times higher. Injury-related deaths and suicide also show an increased likelihood.

References

  1. Having neurodevelopmental condition could be linked with early death, studysuggests – ETHealthworld
  2. Catalá-López, F., Hutton, B., Page, M. J., et al. (2022). Mortality in Persons with Autism Spectrum Disorder or Attention-Deficit/Hyperactivity Disorder: A Systematic Review and Meta-analysis. JAMA Pediatrics.
  3. University of Otago. (2025). Greater mortality risk highlights urgent need for intervention – study.
  4. ADDitude Magazine. (2022). ADHD Life Expectancy Study Shows Increased Risk of Early Death.
  5. National Autistic Society. (2024). Research into the life expectancy of autistic people in the UK.

Disclaimer: This article was automatically generated from publicly available sources and is provided for informational and educational purposes only. OC Academy does not exercise editorial control or claim authorship over this content. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider and refer to current local and national clinical guidelines.