People who are placed in psychiatric institutions because they show abnormal behaviors and are deemed to be a threat to themselves or others are committed through a process of commitment.

The answer to this question is "civil commitment". This treatment is given to people with mental disorders to help them recover from their illness. Such that when people who are placed in the psychiatric institutions because they show abnormal behaviors and show some possibility that they can harm themselves or other people. They are deemed to be a threat to themselves or others are committed through a process of civil commitment. They should be given attention since they need help from other people and do not need judgment and criticisms.