Table 1 CFIR domains and sample questions from the site champion post-intervention interview protocol

Implementation Process

· What attracted you to the role of being a Stress First Aid “champion” for your facility?

· What were your impressions of the training you received for Stress First Aid?

· Let’s walk through the steps you took to bring Stress First Aid to your facility following your initial training. [Have the champion describe how they implemented Stress First Aid]

· Tell me about your experience with the ‘train-the-trainer’ approach where you trained your colleagues on Stress First Aid?

· What are your thoughts on the level of effort and time it took to implement Stress First Aid at your facility?

Innovation

· One of the characteristics of Stress First Aid is that it can be adapted to particular workplace contexts. Were there any approaches you took to adapt Stress First Aid to your facility (or to a particular unit/team)?

Individuals

· How did leadership (including your immediate supervisor) at your facility react to Stress First Aid?

Inner Setting

· How did the infrastructure of your organization affect the implementation of the intervention?

· How did you choose the teams/units where you implemented Stress First Aid?

Implementation Outcomes

· Would you advocate for the continuation of SFA?

· What impact do you think that Stress First Aid has had on your organization as a whole?

· Would it be useful to add a refresher training session for Stress First Aid?

· What would you change about Stress First Aid?

· Is there anything we did not cover today that you think would be important for us to understand what works well about Stress First Aid and what could be improved?

Innovation Outcomes

· How would you describe the impacts of Stress First Aid?

· How did your colleagues react to Stress First Aid?

· How well do you think Stress First Aid has improved the overall health and well-being of your fellow health care workers?

· Have you noticed any changes in how other health care workers have been delivering care to patients? In what ways?

· Did you notice if certain colleagues responded more positively to Stress First Aid than others/was Stress First Aid more effective for certain colleagues than others?