Table 1.

Key terms used for database searches.

Domain	Target	Search Terms
Population	Public safety personnel	Public safety personnel First responder Emergency personnel Police Firefighter or fire fighter Paramedic or ambulance personnel, or emergency medical service or emergency medical technician Dispatcher Correctional officer Nurse
Intervention (Services)	Post-exposure services	Peer support Spousal or family support Psychological first aid Mental health first aid Pastoral crisis intervention Critical incident stress management or CISM Critical incident stress debriefing or CISD Crisis management debriefing Debriefing Defusing Family CISM Post-traumatic stress management Couples overcoming PTSD everyday (COPE) OSI Canada family program
Condition	Post-traumatic stress injuries	Mental health Psychological distress Psychological injury Critical incident Occupational stress Posttraumatic stress injury or post-traumatic stress injury or PTSI Posttraumatic stress disorder or post-traumatic stress disorder or PTSD