Areas › Focus, starting, and ADHD › What ADHD actually is
You will see wildly different figures for how many children still have ADHD as adults. The range mostly reflects what is being counted: symptoms on a childhood list, or whether life is actually being made harder.
Counted by childhood symptom lists, many people look as though they grew out of it. Counted by whether it still gets in the way, far more have not. For your own decisions the second question is the useful one: not whether you tick the same boxes you did at nine, but whether this is costing you now.
Qur’an and Sunnah
We gave him hearing and sight (Quran 76:2). The equipment a person is given and the test they are set are named in one breath, so the honest question is how you are managing now.
إِنَّا خَلَقۡنَا ٱلۡإِنسَٰنَ مِن نُّطۡفَةٍ أَمۡشَاجࣲ نَّبۡتَلِيهِ فَجَعَلۡنَٰهُ سَمِيعَۢا بَصِيرًا
We created man from a drop of mingled fluid to put him to the test; We gave him hearing and sight
Qur’an 76:2read it in the library
Translation: M.A.S. Abdel Haleem, The Qur'an, Oxford University Press, 2004.
What the research says
A long term follow up of 515 children into young adulthood found symptoms persisted for a substantial proportion, and that reports differed depending on who was asked. Those two findings together account for much of the spread in persistence figures. It is one cohort from a particular treatment study, so the exact numbers belong to that study rather than to everyone.
Swanson JM, Arnold LE, Molina BSG, Sibley MH, Hechtman LT, Hinshaw SP, Abikoff HB, Stehli A, Owens EB, Mitchell JT, Nichols Q, Howard A, Greenhill LL, Hoza B, Newcorn JH, Jensen PS, Vitiello B, Wigal T, Epstein JN, Tamm L, Lakes KD, Waxmonsky J, Lerner M, Etcovitch J, Murray DW, Muenke M, Acosta MT, Arcos-Burgos M, Pelham WE, Kraemer HC, MTA Cooperative Group. (2017). Young adult outcomes in the follow-up of the multimodal treatment study of attention-deficit/hyperactivity disorder: symptom persistence, source discrepancy, and height suppression.. Journal of child psychology and psychiatry, and allied disciplines doi
Strength of evidence: one line of research. A single study, or a theoretical account.
Why it works
How a question is asked decides the answer, and symptoms and impairment are two different questions.
This one is still a draft. It is waiting on a scholar and a clinician to read it before it is published.
Near this one
ADHD tends to run in families, and the differences in reported rates between countries say more about how a country counts than about its people.
The teenager with ADHD is often the one who admits it while everyone else produces a story. That is not worse judgement about right and wrong, it is less thinking ahead about how it will land.
Anger and grief often arrive with a late diagnosis, especially once treatment starts working and you see what you could have been doing all along. That reaction is not ingratitude. It needs room.