[trevyn]

FWIW, I bet that there’s a lot of hormone replacement therapy going on in that cohort.

[balfirevic]

That is... unlikely: https://en.wikipedia.org/wiki/Hormone_replacement_therapy

I guess you meant this: https://en.wikipedia.org/wiki/Androgen_replacement_therapy

[trevyn]

Ah, thanks. I was thinking both growth hormone and androgens, though there may be other hormones and factors involved as well.