The analysis, published in JAMA Network Open, looked at previous studies including data from more than 20 million births, finding that there was a marginally increased risk of a child developing autism or ADHD if they were delivered through caesarean section. The findings combined 61 studies from 19 countries dating back to 1999. However, the study did not suggest that caesarean deliveries cause autism or ADHD, only that there was an association.
This is a companion discussion topic for the original article at https://patient.info/news-and-features/c-sections-probably-dont-cause-autism-or-adhd