Study	Reason for exclusion
Arango 2002	Allocation: randomized. Participants: previously violent people with schizophrenia. Interventions: depot vs oral zuclopenthixol, not non‐pharmacological interventions for containment.
Chen 2003	Allocation: not randomized.
Huf 2002	Allocation: randomized. Participants: aggressive people attending psychiatric emergancy rooms. Intervention: midazolam vs haloperidol + promethazine, not non pharmacological methods for containment.
Nijman 1997	Allocation: not randomized, case series.
Wu 2003	Allocation: not randomized.
Yue 1998	Allocation: randomized. Participants: women with psychoses, including schizophrenia. Interventions: interactive training with activities to prevent impulsive action, not non pharmacological methods for containment.