Table 3 Feasibility indicators
Feasibility | Indictor | Criteria for success |
|---|---|---|
Aim 1 | ||
Recruitment rate | Number of mothers per week recruited | Mean 2 participants/week |
Retention rate | % of mothers with data at follow-up |  > 80% of mothers with follow-up data |
Perceived usefulness | Usefulness subscale of mHealth App Usability Questionnaire | Mean score of < 3 |
Processing time | Time from initial contact until study enrollment | Mean time is < 1 week |
Post-intervention questionnaire completion time | Time to complete post-intervention questionnaires | Mean of < 60 min to complete |
Follow-Up questionnaire completion time | Time to complete follow-up questionnaires | Mean of < 60 min to complete |
Questionnaire completion | % of missing data among program completers |  > 80% of data is present among mothers who completed follow-up |
Treatment adherence | Logging onto BEAM App and/or attending weekly group telehealth session | Participation in > 50% of program weeks via logging onto BEAM App or attending weekly group telehealth session |
Safety | Adverse events from the BEAM program or assessments | No adverse events reported |
Aim 2 | ||
Treatment response | Comparison between groups | Significant group difference in primary clinical outcomes (depression and anxiety) |
Treatment effect | Estimate of effect size and variance for future sample size calculations | Data on all relevant variables |
Baseline severity moderation | Comparison of those with low versus high baseline scores on the PHQ-9 and GAD-7 | Significant group difference |