What is it about?

This study researched why some patients in psychiatric hospitals might physically assault others, using data from over 15,000 patients across six hospitals in one state over a three year period. The researchers found that 2.4% of patients were involved in physical assaults. Those more likely to commit assaults were younger, male, had psychotic disorders, were under legal guardianship (conservatorship), were admitted against their will, or had a history of violence. Interestingly, patients with both mental illness and substance use issues were less likely to be violent. This large-scale study helps identify warning signs so hospitals can better predict and prevent violence, making care safer for everyone.

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Why is it important?

This work is important because it helps improve safety in psychiatric hospitals by identifying which patients are more likely to become violent. Understanding these risk factors allows healthcare providers to take preventive steps, such as closer monitoring or specialized care plans, to protect both patients and staff. By using data from a large and diverse group of patients, the study provides strong evidence that can guide better risk assessment tools and inform policies aimed at reducing assaults in mental health settings.

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This page is a summary of: Understanding Risk Factors for Physical Assault in a Large Inpatient Behavioral Health System, Psychiatric Services, May 2025, American Psychiatric Association,
DOI: 10.1176/appi.ps.20250075.
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