 According to the Bureau of Justice Statistics’ report from 2011-2012, about 20% of female prison inmates and 17% of female jail inmates spent some time in solitary confinement during that year, numbers which are comparable to rates for men.Solitary confinement is allegedly used to prevent violence within the prison population, and is becoming more common with the prison industrial complex and the rise in incarceration rates.In most prisons, inmates that are put into solitary confinement fall into one of three categories