Table 3.

Answers to research questions.

Peer Support	Definition Emotional support, between colleagues considered peers, to support wellbeing and front stressing situations, through the condivision of experiences.	Identity Willingness to give support; Leadership ability Reliability Absence of judgment Empathy Communicative and relational ability	Training Leadership, communicative and relational ability; Active and empathic listening; Identification of alarming signs and situations; Techniques for support interventions and stress reduction; Notions about Peer Support, second victim phenomenon and P.F.A. (Psychological First Aid);
Function To provide an efficient recovery from the traumatic event; To give resources to promote resilience; To give support to the professional and ensure patient’s security;	Context Intra-hospital emergency area; Extra-hospital emergency; Oncology; Pediatrics; Mental Health; Military Hospital; Covid 19 Pandemic;	Mode One to one Peer Support; Group Peer support; Online Peer support meetings;	Diffusion USA Canada Australia New Zealand UK China Sweden Italy