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Published online by Cambridge University Press: 21 May 2025
Adolescent and parental perceptions of the Fontan Udenafil Exercise Longitudinal Assessment Randomised Controlled Trial (FUEL) and its open-label extension were examined, to identify factors affecting future research participation.
A validated survey was administered at two time points to adolescents (12–19 years) and their parents to assess likes/dislikes of study participation, research team, study burden and benefits. A 5-point Likert scale (strongly disagree [−2] to strongly agree [ + 2]) was used, and scores were averaged. Regression models explored potential predictors. Open-ended questions queried the most/least appealing aspects of participation and considerations for future research.
Among 250 FUEL participants at 14 centres, 179 adolescent and 183 parent surveys were completed at T1 (6 months after randomisation). Perceptions of research participation were generally positive: 1.35 ± 0.45 for adolescents; 1.56 ± 0.38 (p < 0.001) for parents. There were no significant differences between females vs. males. Themes from open-ended responses included liking to help others and themselves, liking the study team, and disliking study burden. Adolescents liked the compensation and disliked study-related testing. At T2 (end of open-label extension study), 121 adolescents and 114 parents responded. Perception scores remained high at 1.39 ± 0.51 for adolescents and 1.58 ± 0.37 for parents (p = 0.001). There were no significant gender differences in perceptions between adolescents, but mothers had slightly better perceptions than fathers (p = 0.004).
Perceptions of research were positive and slightly better for parents. Study teams and compensation were key contributors to positive perceptions. Study burden and testing were viewed less favourably. Future studies should consider families’ preferences and potential barriers to participation.