Table A1.

Extract of relevant topics and questions from the interview guideline.

Interview Topic	Interview Questions
Demands at work	(1) What challenges do you experience in your work with refugees/homeless people? (2) Do these stated challenges represent a burden for you? If “yes”, which ones in particular? a Do you remember certain situations from your working day that you perceived to be especially stressful? If “yes”, what were these? (3) Are there certain situations in which you felt overwhelmed or underchallenged by your work?
Job resources	(1) What do you like in particular about your work with refugees/homeless people? a Do you feel that appreciation is expressed for the work you do → by your clients? → by your colleagues? → by your superiors? b What do you think about the cooperation and work atmosphere within your team?
Social support at the workplace	(1) Do you receive support at your workplace if you have technical questions or need collegial advice? If so, from whom? a Do you have regular team meetings and/or meetings for supervision at your workplace? Are these helpful?
Health strains	(1) Do you notice (on yourself) that the demands you experience at work affect your health? If “yes”, what health impacts have you noticed? (2) Have there been certain situations in which you had the feeling that your work was negatively affecting your health? If “yes”, what kind of situations were these?