Results
All 21 participants included in the study completed both interviews; twelve participants were from the intervention group and nine from the control group. Two of the participants dropped out of the CryoPac trial during the study period, one from each of the two groups. The motivation score for participating, respectively, continuing in the clinical trial is presented in Table Age and motivation score of the participantsAverage: 9.4(Range: 8–10)Average: 9.8(Range: 8–10)Average: 8(Range: 6–10)Average: 8.9(Range: 7–10)In the qualitative analysis, four overarching themes were identified in the two interviews: (1) reasons to participate in the clinical trial, (2) personal resources, (3) safety, and (4) experience of the randomization.