Table 1

Summary table of study metrics

Outcome	Concept	Data source	Evaluation metrics	Timing
Component 1: Context, training and process measures	Context	Field notes	# of clinical and nonclinical navigators (including oncology social workers) at each participating site # of clinical providers and clinics engaging with ACS CARES volunteers at each site barriers and facilitators identified in implementing the pilot programme date and details of any changes, team staffing or organisation, institutional policy changes, and national policy changes that we anticipate will impact the ACS CARES programme	Baseline, mid-year and 1 year
	Volunteer onboarding	ACS volunteer management system	# and % of students who complete ACS requirements to volunteer # and % of students who complete health system requirements to volunteer # and % of volunteers who complete all training # and % of volunteers who do not complete all training # of synchronous trainings conducted time to complete the overall ACS onboarding process time to complete health system-specific training time to complete online ACS CARES navigation training modules # of continuing education sessions conducted	Volunteer onboarding period, prior to volunteer launch
	Service penetrance	ACS data management platform	# of patients/caregivers approached for ACS CARES Median and range per volunteer # of patients/caregivers who decline by refusal reason # of patients/caregivers supported by ACS CARES Median and range per volunteer # of patients/caregivers who received psychosocial distress screening Median and range per ACS CARES volunteer # of patients/caregivers who received an SDOH screening Median and range per ACS CARES volunteer # of follow-ups conducted Median and range per ACS CARES volunteer # of in-person visits conducted Median and range per ACS CARES volunteer # of shifts completed Median and range per ACS CARES volunteer # of referrals received from health system team members	Monthly; and sum of the programme
	Volunteer satisfaction	ACS volunteer survey	Volunteer Satisfaction Index	1 year
	Implementation blueprint	Summary results of context, training and penetrance data	N/A	1 year
Component 2: Sociodemographic differences between ACS CARES supported and non-ACS CARES supported patients; impact of ACS CARES on treatment adherence and healthcare utilisation	Acceptability, effectiveness	Pilot site health system report	Patient characteristics: age, sex, gender (if available), race, ethnicity, insurance status, zip code, urban or rural residence, Area Deprivation Index category, and distance from cancer centre (<30 min, 30–60 min >60 min) Cancer and treatment characteristics: cancer type, date of diagnosis, type of current treatment (surgery, chemotherapy, radiation therapy, targeted therapy, immunotherapy, stem cell or bone marrow transplant, hormone therapy), total clinic appointments, # clinic appts missed/cancelled, total infusion appointments, # infusion appointments missed/cancelled, total radiation treatment appts, # radiation treatment appointments missed/cancelled, enrolled in a clinical trial (y/n), start date of clinical trial participation, ER visits, hospitalisations, ICU admissions, total cost of care. For new patients during baseline or intervention time periods, date of first clinic visit.	Baseline (1 January 2022 to 31 December 2022) and Intervention (1 September 2023 to 31 August 2024)
Component 3: Measure the impact of ACS CARES on patient-reported outcomes	Acceptability, effectiveness	ACS NurseNav data management platform ACS survey	Distress, information needs, SDOH barriers, satisfaction with programme, unmet needs, patient–provider communication, clinical trials knowledge, patient activation, financial toxicity, quality of life	Baseline and 6 months into pilot

ACS CARES, American Cancer Society Community Access to Resources, Education, and Support; ER, emergency room; ICU, intensive care unit; SDOH, social determinants of health.