Table 1.
Overview of items used to measure feasibility and informed choice
| Topics | Quantitative | Qualitative | |
|---|---|---|---|
| Instrument, time point (subject) | Items/measures | ||
| A. Feasibility | |||
| 1. Organizational aspects of GP-provided ECS test offer | Checklist at T1 (GP) | Start and end time of pre-test counselling sessions | Barriers and facilitators of: |
| • Duration of pre-test counseling | |||
| • Both partners attending pre-test counselling | |||
| • Communicating test-result | |||
| • Referrals | |||
| 2. Evaluation of care: competence and satisfaction | Survey at T1 (couples) | Patient satisfaction (overall + CGSI(1), see supplementary materials | • Self-judgment GPs during interviews |
| • Professional judgment genetics professional after supervision | |||
| 3. Evaluation of pre-test counselling: content | Checklist at T1 (GP) | Items discussed during counselling. | Barriers and facilitators of: Discussing the aspects included on the checklist |
| Survey at T1 (couples) | Importance and length of items discussed during counselling. | ||
| 4.Views about implementation | Interview at T3 (GP) | N.A. | |
| B. Informed choice | |||
| Informed choice | Survey at T0 and T1 (couples) | Informed choice measured using adapted MMIC(2), see supplementary materials | |