Table 6 Description of activities during sustainability phase

1. Assessing scalability of SurgeCon

To identify the extent to which the intervention can be maintained and carried out in other ED departments

ED

RE-AIM scoring and CFIR instrument

Scalable SurgeCon platform

2. Measuring the cost of implementing the intervention

To measure the cost of maintaining the intervention (e.g. system updates, staff training, etc.) and maintaining the restructured ED and its patient-centered environment

ED

Economic analysis

Cost of implementation

3. Assessing feasibility of maintaining SurgeCon

To identify the issues raised and their relevance to maintaining the intervention

ED

RE-AIM scoring instrument, champion observation, and site coordinator report

Making changes or resolving challenges as a result of intervention

4. Conducting patient-reported experiences, patient satisfaction telephone interviews, and semi-structured patient interview

To consult with patients, get feedback from them, study their lived-experiences

ED patients

Patient-reported experiences and patient satisfaction survey and semi-structured patient interview guide

Develop strategies to overcome the challenges of patient satisfaction

5. Conducting interviews about barriers and enablers to institutionalization

To study organizational climate of ED after the intervention implementation

ED staff

Semi-structured interview

Resolving potential contextual barriers to successful maintenance