All observations about the use of the term “abnormal” aside, I agree the idea of specifically isolating the hormone variable by using groups of people who natur

All observations about the use of the term “abnormal” aside, I agree the idea of specifically isolating the hormone variable by using groups of people who naturally fit that range and groups of people that use medication to mirror that range would at least indicate whether this classifier is picking up on sexual dimorphism or vascular effects from hormonal differences (which also would potentially impact not only transgender people, but intersex people — who make up around 3% of the population)