All those detained in REMS in the twelve month period 2019 to 2020 form the reference population. Samples are assessed for symptom severity (BPRS), global function (GAF), cognitive function (MMSE), risk and protective factors for violence (HCR-20, SAPROF), personality factors (PCL-R), measures of need for therapeutic security (DUNDRUM-1), treatment response relevant to violence and mental illness (DUNDRUM-3) and forensic recovery (DUNDRUM-4).
Outcome measures include violent and challenging behaviour (MOAS), length of stay, conditional (legal) discharge.