You can't summarize a 4-paragraph nuanced discussion with "Because it is." by cherry-picking one sentence from one study. Even the Wikipedia link, which is like

You can't summarize a 4-paragraph nuanced discussion with "Because it is." by cherry-picking one sentence from one study. Even the Wikipedia link, which is likely to be biased in the direction of older research simply due to the volume, points out that there is significant debate around this. Recent studies conclude with a much more equal gender distribution among victims, as OP points out.