Table 1 Feasibility indicators assessment
Feasibility indicator | Assessment |
|---|---|
aRecruitment rate | % of participants recruited/time |
bRetention rate | % of participants who complete T1, T2, and T3 outcome assessments Descriptive data on participants who leave the study early-therapy group (intervention v’s control), # of sessions completed, cited reason for leaving. |
Inclusion criteria | Completion rate of referral form by clinical contact Descriptive data on reasons for exclusion from study % of participants referred to study who meet inclusion criteria |
Randomisation procedure | Evaluation of 1:1 ratio at end of trial (# of intervention participants: # control participants) Logged data on any errors made |
Blinding procedure | Blinding in this trial will be assessed by asking blinded assessors to guess the trial group assignment and comparing these responses to what would be expected by chance Logged data on unblinding occurrences during trial |
Adherence/intervention duration/therapy dosage | # of therapy sessions completed per participant Time spent on CIRCuiTS (at-home work) per participant. (logged on CIRCuiTS software platform) Time spent on at-home behavioural experiments (logged per participant throughout trial) |
Therapy fidelity | Completion rate of clinical supervision sessions Completion rate of fidelity checklists |
Therapist time- in session | Total time spent by therapist in session and documentation per month (data logged throughout study) |
Therapist time- remote support | Total time spent communicating via email, text, or phone outside of therapy session per month (data logged throughout study) |
Clinical supervision | # of clinical supervision sessions per month |
Software | Total cost of CIRCuiTs license software per month |
Running costs | Total cost of study expenses per month, e.g. study phone |
Participant reimbursement | Total cost of participant reimbursement for assessment sessions per month |
cQualitative study | Reflexive thematic analysis of semi-structured interview data |
Intrinsic Motivation Inventory [34] | Completion rate and results of IMI |