There are so many ways to interpret a correlation such as this. For example, one possible obvious mechanism is that people in the trans community may be more likely to encourage autistic people to believe that they “are transgender”. The study uncritically uses the concept “transgender and gender-diverse individuals have elevated rates of autism” without ascribing any operational meaning to “transgender and gender-di…
In the end, the criticism you present seems like troll-baiting the culture wars, making political what scientists are pursuing in good faith with the scientific method using data and hypothesis.