Not bad. This one also supports both our views.
https://www.encyclopedia.com/social-...redator-sexual
However, your power dynamic theory still holds no water since it explains that the offenders "occupies a more powerful or dominant position in relation to the victim" which isn't the case with Rogue who uses her abilities on other super-beings like herself. Even then that article is geared towards male offenders and pivots to complain about that Trump guy.
Here's another one where they attempted some studies on female offenders albeit their victims weren't adults.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2892846/