Coercive sibling incest by participant sex.

<p>Coercion occurred if, in an instance of sibling incest, either sibling did not consent (i.e., the participant reported that they or their sibling had not consented), there was an age gap of more than 5 years between the siblings, or force was used. Matching superscripts within rows indicate that the values are not significantly different at <i>p</i> < .05. Superscripts that do not match within rows indicate the values are different at <i>p</i> < .05.</p> <p>(PDF)</p>