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Evolution over time of exercise capacity in Tetralogy of Fallot, a follow up study of *TOFFIE* study participants

Evolution over time of exercise capacity in Tetralogy of Fallot, a follow up study of *TOFFIE* study participants - TOFFIE-2

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
NL-OMON
Registry ID
NL-OMON53286
Enrollment
71
Registered
2023-06-19
Start date
2023-06-24
Completion date
Unknown
Last updated
2025-09-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tetralogy of Fallot

Interventions

None listed

Sponsors

Universitair Medisch Centrum Groningen
Lead Sponsor

Eligibility

Age
12 Years to 64 Years

Inclusion criteria

Inclusion criteria: In order to be eligible to participate in this study, the subject with rToF participated in the TOFFIE-1 study. Inclusion criteria for the TOFFIE-1 study (METc 2015/254) were: 1. Children and adolescents with corrected rToF aged 8-18 years, followed routinely in the UMCG. 2. Height >120 cm in order to fit the bicycle used during the exercise testing. 3. Written informed consent

Exclusion criteria

Exclusion criteria: Exclusion criteria for the TOFFIE-1 study were: 1. Patients with mental retardation 2. Patients who have contra indications for exercise testing 3. Patients known with muscular dystrophy 4. Patients with instable lung disease 5. Patients with previous surgery for scoliosis 6. Pregnant patients A potential subject who, since inclusion in TOFFIE-1 study, meets any of the original TOFFIE-1 exclusion criteria will be excluded from participation in the TOFFIE-2 study.

Design outcomes

Primary

MeasureTime frame
The primary study parameters are VO2peak measured by cardiopulmonary exercise testing (CPET) and daily physical activity measured by accelerometry.

Secondary

MeasureTime frame
Secondary study parameters are cardiac function, pulmonary function, muscle strength, cardiac serum biomarker NT-pro-BNP, quality of life, sports participation, cardiac related anxiety and parental overprotectiveness.

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)