“…These factors include low levels of planned activities, low level and poor quality of staff-patient interactions, staff management problems and poor management of violent incidents (Drinkwater and Gudjonsson, 1989), restrictions upon liberty, irritating noise, boredom, teasing or insults by other inpatients, intrusions into personal space, limited opportunities for privacy, poor physical facilities, lack of effective therapy, and the presence of weapons (Dietz and Rada, 1982).…”