Staff support for workplace trauma: a freedom of information act request survey for NHS trusts providing mental health care in England.

Introduction: Workplace trauma in mental health settings is defined as exposure to verbal and physical aggression, witnessing self-harm or hearing about patients' histories of abuse. Support for workplace trauma is important for staff well-being, staff retention and ultimately patient care. Assessing the extent and adequacy of staff support for workplace trauma in mental health settings is important in identifying areas of need and good practice.