> Troyanskaya and her colleagues investigated the variants associated with a person’s collection of characteristics. They applied a statistical model to data on the traits and behaviors of 5,392 autistic people from the SPARK research cohort. By adjusting the number of groups, the team found the most significant similarities among participants when the model sorted the cohort into four autism subtypes.
https://www.medrxiv.org/content/10.1101/2024.08.15.24312078v...
Not my field, but the statiscal analysis seems legit.