“…International figures vary widely from 2% to 94% (e.g. Assadi et al, 2006;Bland, Newman, & Thompson, 1998;Davidson et al, 1995;Goyal et al, 2011;Naidoo & Mkize, 2012;Gunn, Maden, & Swinton, 1991;Teplin, 1990; for review see Andersen, 2004) often depending on the research methodology, the definition of mental illness (Toch, 2007), the disorders that were included and the setting (Andersen, 2004). Yet, available figures on MIO in European prisons is described as 'alarmingly' scarce (Dressing, Kief, & Salize, 2009).…”