Discovering Autism in Adulthood: Age of Diagnosis Has Minimal Impact on Quality of Life

by Manuel Costa
autism diagnosis age

A groundbreaking study reveals that the age at which individuals receive an autism diagnosis has little effect on their overall quality of life. The research emphasizes that the impact of an autism diagnosis varies among individuals, highlighting the importance of considering personal circumstances.

Recent research conducted by the University of Bath and King’s College London indicates that the age at which someone is diagnosed with autism does not significantly influence their quality of life. Instead, factors such as gender and coexisting mental health conditions play a more substantial role. This suggests that individual circumstances are key determinants of quality of life for individuals on the autism spectrum.

The prospect of receiving an autism diagnosis in one’s twenties, thirties, forties, fifties, or even sixties may seem daunting. However, a new study by psychologists in Bath and London suggests that the age at which an individual is diagnosed has minimal impact on their quality of life.

The topic of “late diagnosis” for autism has gained attention, thanks to autism advocate Christine McGuinness. While autism is typically diagnosed in childhood, there has been a rising trend of adult diagnoses, particularly among women.

Parents often wonder whether the timing of their child’s autism diagnosis will have long-term implications. Similarly, individuals who discover their autism in adulthood often contemplate how their lives might have been different if they had known earlier.

In this context, the pioneering study conducted by researchers from the University of Bath and King’s College London explores whether the age at which someone becomes aware of their autism diagnosis is linked to their quality of life, taking into account crucial factors such as household income.

The study involved 300 autistic adults who were asked to report the age at which they first learned they were autistic. Detailed information about their socio-demographic background, including current age, gender, ethnicity, relationship status, living arrangements, education level, employment status, household income, and the presence of additional mental health conditions, was collected. The participants’ level of autistic traits was also assessed.

The participants then completed a questionnaire addressing various aspects of their quality of life, including physical, psychological, social, and environmental dimensions. For instance, they were asked to rate the extent to which they found their lives meaningful and their satisfaction with the support received from friends.

The results of the study, published on June 14 in the journal Autism, indicate that there is no statistically significant correlation between the age at which someone becomes aware of their autism and the different areas of their quality of life, once other factors are taken into account. In fact, other factors demonstrated a stronger association with quality of life: Autistic women reported a higher quality of life compared to autistic men, while those with additional mental health conditions, such as anxiety, reported lower quality of life.

Dr. Lucy Livingston, Senior Research Fellow at the University of Bath and Lecturer in Psychology at King’s College London, remarked, “More and more people are discovering they are autistic for the first time in adulthood, which can be a life-changing realization. Since we know that many autistic individuals experience poor quality of life and well-being, it raises the question of whether an earlier diagnosis improves outcomes. Our findings did not support this hypothesis. While an earlier diagnosis was linked to a better quality of life for some individuals, others experienced better outcomes with a later diagnosis. Overall, there was no universal connection between the age of diagnosis and quality of life.”

Dr. Livingston added, “Several factors might contribute to these findings. An autism diagnosis does not always lead to meaningful additional support, which may explain why autistic individuals who learn of their condition earlier in life do not necessarily experience an improvement in their quality of life. Conversely, a late diagnosis in adulthood can be a positive experience, as it helps individuals make sense of themselves and may enhance their self-reported quality of life. The key takeaway is that the impact of an autism diagnosis on quality of life varies from person to person, and there may be other individual factors that warrant greater attention.”

Dr. Florence Leung, Lead Researcher at the University of Bath, highlighted, “Our findings revealed that having more autistic personality characteristics, regardless of the age of diagnosis, was the strongest predictor of poor outcomes in all aspects of quality of life. We are now investigating this further to understand how specific autistic traits contribute to quality of life. This will be a crucial step in developing tailored and effective support for autistic individuals based on their unique strengths, challenges, and self-evaluation of their quality of life.”

Dr. Punit Shah, Co-author and Associate Professor at the University of Bath, commented, “Our research contributes to a better understanding of neurodiversity across the lifespan. For a long time, autism was primarily seen as a childhood condition, and this misconception still persists. However, it is important to recognize that the majority of autistic individuals are now adults, and this trend will continue as our society ages. Therefore, it is crucial to conduct more comprehensive investigations into individual differences among autistic adults, as we have done in this study. By doing so, we can gain insights into the various ways to understand and support autistic individuals throughout their lives, moving away from a ‘one size fits all’ approach.”

Frequently Asked Questions (FAQs) about autism diagnosis age

Q: Does the age of autism diagnosis significantly affect an individual’s quality of life?

A: According to a groundbreaking study, the age of autism diagnosis has minimal impact on an individual’s overall quality of life. Factors such as gender and coexisting mental health conditions have a more substantial influence. Individual circumstances play a vital role in determining the quality of life for individuals with autism.

Q: Why has the topic of “late diagnosis” for autism gained attention?

A: The topic of “late diagnosis” for autism has gained attention because it is increasingly being diagnosed in adults, especially among women. While autism is typically diagnosed in childhood, the rise in adult diagnoses has sparked discussions and raised questions about the implications and experiences of receiving a diagnosis later in life.

Q: What were the main findings of the study?

A: The study found that the age at which someone becomes aware of their autism diagnosis is not statistically linked to different areas of quality of life after considering other factors. Autistic women reported a better quality of life than autistic men, and individuals with additional mental health conditions reported a lower quality of life. The study emphasized the importance of individual factors in understanding the impact of an autism diagnosis on quality of life.

Q: Are there any benefits to receiving an autism diagnosis earlier in life?

A: The study did not find a universal link between the age of autism diagnosis and quality of life. While some individuals experienced a better quality of life with an earlier diagnosis, others found that a later diagnosis had a positive impact, helping them make sense of themselves and improving their self-reported quality of life. The benefits of an early diagnosis may vary depending on individual circumstances and the availability of meaningful support.

Q: What are the implications of the study’s findings?

A: The study highlights the need to consider personal circumstances and individual factors when assessing the impact of an autism diagnosis on quality of life. It suggests that a “one size fits all” approach may not be suitable and that tailored support based on specific strengths, challenges, and self-evaluation of quality of life is essential. The findings also emphasize the importance of addressing gender-specific needs and mental health concerns in improving outcomes for autistic individuals.

More about autism diagnosis age

  • University of Bath: Link
  • King’s College London: Link
  • Journal Autism: Link

You may also like


John Doe June 15, 2023 - 9:57 am

wow this study is cool i didn’t realize that the age of autism diagnosis didnt matter much for quality of life it really depends on the person and other stuff like mental health conditions and gender thats so interesting!

Emily123 June 15, 2023 - 1:47 pm

so does that mean that if i find out im autistic later in life it could still be a positive thing? i always wondered if it would have been better if i knew earlier but i guess it doesnt matter much. its good that theyre looking at individual factors instead of just one thing for everyone.

Peter_Smith June 16, 2023 - 12:14 am

i always thought that finding out youre autistic later in life would be a bad thing but this study says it can be positive. maybe it helps people understand themselves better. its good to see that the age of diagnosis doesnt have a big impact on quality of life. we need more research like this!

AutismAwareness June 16, 2023 - 8:41 am

this research is so important for understanding autism in adults! the fact that it doesnt just affect kids is something people need to know. we need more support and understanding for autistic adults and this study shows that individual differences matter. great work by the researchers!


Leave a Comment

* By using this form you agree with the storage and handling of your data by this website.

SciTechPost is a web resource dedicated to providing up-to-date information on the fast-paced world of science and technology. Our mission is to make science and technology accessible to everyone through our platform, by bringing together experts, innovators, and academics to share their knowledge and experience.


Subscribe my Newsletter for new blog posts, tips & new photos. Let's stay updated!

© 2023 SciTechPost