Table 2.

CAST Study Implementation Evaluation Summary

Question/Focus	Definition/Data Source	Method of Analysis
Implementation outcomes [66] a) Adoption (uptake) b) Acceptability c) Feasibility d) Fidelity	a) Engagement rate b) Post-intervention interviews; care transition coordinator direct and indirect activities c) Recruitment rate d) Fidelity checklist)	a) Proportion of participants who agreed to at least one CTC visit among those in the intervention group Calculate the dose of the intervention, defined as the number of CTC home visits and telephone contacts during the six-month intervention b) Qualitative content analysis c) Proportion of eligible individuals who enrolled in the study d) Mean number of times each core component of the intervention was implemented
Implementation and adaptation of CAST intervention	• Notes from meetings with sites • Research team meeting notes • Research coordinator notes • Care transition Coordinator interviews • Notes from CAB meetings and focus groups	The Consolidated Framework for Implementation Research (CFIR) [65, 67] is being used to guide the development of interview guides and will serve as a framework for data coding and analysis. Content analysis [68] will be conducted using primarily deductive approach.
Sustainability and scale-up	• Meeting notes with sites • Care Transition Coordinator interviews • Notes from CAB and focus groups • Research Coordinator notes • Research team meeting notes • Citizen panel	Qualitative content analysis [68] will be used to identify themes related to the sustainability as well as scale-up of the CAST intervention.