That very quoted section indicates the analysis has not been made public. IMO that's very fishy and makes me question the authenticity of the source. What is Dr. Thornton hiding, exactly? Why conceal the review, methodology and data? Even if preliminary it should be released.
I support trans-rights, and want to weigh one groups of rights against another groups.
Taking one stat which is uncontroversial. AFAB women are are significantly more likely to sustain ACL injuries than men or trans-women: https://pmc.ncbi.nlm.nih.gov/articles/PMC4805849/
Multiple reasons, but leg placement on the hip means direction change at pace puts more stress on joints, and the cycle appears to cause problems for reasons that AFAIK are still unknown.
It wouldn't shock me if some sports are impacted, but I also know that there are some vocal people on both sides of the opinion that would scream regardless of the outcome.
However we have examples like Ellia Green who, if we used "conventional wisdom" wouldn't have won in the mens Rugby Olympics. The one thing I've learnt is that things that sound important rarely are.