It’s hard to ignore a link when the n is this large. A 15% greater chance of getting autism is very significant.
A 2024 study of nearly 2.5 million children initially found:
* Autism by age 10: 1.53% with prenatal exposure versus 1.33% without * ADHD: 2.87% versus 2.46%
https://jamanetwork.com/journals/jama/fullarticle/2817406
This is the study you are referring to. I will leave it to others to judge your comment.