Females [in prison] were substantially more likely than males to report that since the age of 16 years, they had been subjected to at least one form of sexual violence (29% versus 2%). Women were also more likely to report that they had been subjected to such sexual violence on more than one occasion (22% versus 2%).

Twenty two percent of women reported having engaged in vaginal or anal sexual activity with a partner who threatened violence (compared with <1% of men); 21% of women reported having been subjected to actual violence during sexual activity (versus 1% of men); and 18% of women reported having had a partner who used their weight or size to immobilise the participant during sexual activity (versus 2% of men).

2009 NSW Inmate Health Survey