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Table 1 Elements of primary and secondary outcomes

From: Community paramedic hospital reduction and mitigation program: study protocol for a randomized pragmatic clinical trial

Domain

Specific measurement

Specific metric

Method of aggregation

Time point

Potential barriers to CACP implementation (aim 1)

Qualitative interviews

Perspectives on acceptability, feasibility, and workflow impact

Content analysis by construct by role, e.g., CP, clinician, administrator

Prior to the start of the enrollment period (− T1)

CACP effectiveness (aim 2 primary)

EHR review

Days alive out of ED or hospital 0 and T3

The number of days the patient was alive and out of the ED or hospital (not in hospital, excluding planned hospital admissions for scheduled surgeries, procedures, and/or treatments) between 0 and T3

Comparison between the groups will be made at T3

CACP effectiveness (aim 2 secondary)

EHR review

Unplanned ED visits, hospitalizations, or death (composite endpoint and individual)

The number of events per participant per 30 days, the percent of participants with events within 30 days, and time to event(s). Will report as a composite outcome and individually

Comparison between the groups at T4 and T5

CACP effectiveness (aim 2 exploratory)

EHR review

SNF care

The percent of participants admitted to SNF within 30 days of randomization and duration of SNF stay

Comparison between the groups will be made at T3

CACP safety (aim 2 secondary)

EHR review

Unplanned hospitalizations, ED visits, falls with injury, medication errors with harm, and death

The percentage of patients with events within 30 days, the total number of events within 30 days, and time to event(s). Will report as a composite outcome and each outcome individually

Comparison between the groups at T3 and the day after randomization to T3

HRQoL (aim 2 secondary)

EQ-5D survey

HRQoL scores (0–100) calculated across five domains

The scores will be summarized using mean, SD, minimum, median, and maximum scores by treatment arm at T3

Comparison between the groups at T3 and the day after randomization to T3

Patient experience with treatment and self-management, i.e., treatment burden (aim 2 secondary)

PETS survey

PETS scores calculated for each domain

Domain scores will be summarized using mean, SD, and minimum and maximum scores

Comparison between the groups at T3 and the day after randomization to T3

Patient evaluation of CP care (aim 2 secondary)

Surveys items on involvement in care, communication and health information, caring and concern, and care coordination

Patient-reported CP involvement in care

Percentage of patients who respond “strongly agree” or “agree.”

Descriptive assessment of intervention patients in the CACP program at T2

Program satisfaction (aim 3 secondary)

Surveys items on program satisfaction

Self-reported satisfaction with CP care and the CACP program

Percentage of respondents who are “extremely satisfied” or “very satisfied.”

Comparison between participant types will be made after enrollment ends

Program satisfaction and recommendations for improvement and sustainability (aim 3 secondary)

Qualitative interviews

Program satisfaction and recommendations on improvement and sustainability

Perspectives on how well the program meets user needs and whether/how it should be continued

T2 for a sample of patients in the CACP program and after enrollment ends for CPs and referring clinicians

  1.  − T1 enrollment, 0 allocation, T1 first CP visit, T2 after last CP visit (note: T2 can be before or after T3, depending on the patient’s clinical need and how long they will be receiving CP services), T3 30 days post-allocation, T4 6 months post-allocation, T5 12 months post-allocation