Table 2 Implementation outcomes

Reach

1.Percentage of patients referred to CACP who were declined prior to randomization due to program capacity, being outside the catchment area, or scope of practice

2.Percentage of patients randomized to CACP who decline the program or are no longer able to enroll due to change in clinical status

3.Percentage of patients consenting to randomization by factors including rurality, race/ethnicity, gender, and age

4.Dropout rates and reasons by factors including rurality, race/ethnicity, gender, and age

CACP enrollment tracker linked to EHR for patient characteristics

After enrollment ends

Effectiveness

Qualitative data to contextualize when and for whom the program was or was not effective

Interviews with patients, CPs, and referring clinicians

T₂ for CACP patients and after enrollment ends for CPs and referring clinicians

Adoption

1.Number of care teams making referrals and number of referrals made overall and by service line, indication, and patient population (focus on disparities by age, gender, rurality, race/ethnicity)

2.Change in adoption over time

CACP enrollment tracker linked to EHR for patient characteristics

After enrollment ends

Implementation

1.Completed delivery, fidelity, and adaptation

2.Acceptability, feasibility, and barriers and facilitators to implementation

3.Availability of resources to implement by setting

4.Capacity to deliver the intervention the same way with all types of patients in all settings

Adaptation tracking database and interviews with CPs, referring clinicians, and administrators

After enrollment ends

Maintenance

1.Should the program be adapted to meet user needs?

2.Perceptions of program sustainability

CSAT survey and interviews with CPs, referring clinicians, and administrators

Overall summary and comparison by role after enrollment ends