The study found there is a high level of under-reporting to the police, and when sex workers do report violence they do not always receive the help they need.
The raids had made her less likely to report violence to police, she added.
No one was going to report violence in the middle of nowhere.
She posted online the idea of an Internet mapping tool to allow people anonymously to report violence and other misdeeds.
The police are often the point of first contact for women who want to report violence in their homes.
"As it is now, there are still no mechanisms to report violence against women," Mr. Abdul Salam said.
Since July 310 have contacted Ugly Mugs, a scheme that encourages sex workers to report violence, although only around a quarter went to the police.
Tribal officials acknowledge that crime on reservations may actually be 10 times or more higher than official rates because people seldom report violence.
The results are based on data from 2012, published by the European Agency for Fundamental Rights, in its 2014 report, Violence against women: an EU-wide survey.
Before that, the federation, FIFA and UEFA, all hid behind their rule that, if the match referee does not report violence, their disciplinary procedures allow no intervention.
Police statistics are a poor way of estimating violence in other nations, the study found, because in many countries victims are afraid to report violence.
