Context and biological diversity
Cancers in children and adolescents include leukemias, central nervous system tumors, sarcomas and other entities. Their distribution and biology differ from those in adults. Age group, developmental stage, diagnosis and access conditions need to be included in descriptions of pediatric populations.
What research makes it possible to study
The TARGET program brings together molecular studies of selected pediatric cancers, including leukemias, neuroblastoma, osteosarcoma and kidney tumors. Its characterization purpose allows disease-specific hypotheses to be developed. Data from one entity or participants selected by severity do not automatically describe all pediatric oncology.
Application in a research project
Beyond tumor control, a project can follow growth, development, schooling and late effects. Guardian consent, assent where appropriate and transition to adult follow-up need to be planned in the protocol. Collaborative networks and common dictionaries help assemble cases while keeping diagnoses and exposures comparable.
Research questions
How do functional and developmental outcomes vary during follow-up of survivors of a defined pediatric entity?
- Study design
- A follow-up cohort with age-appropriate assessments, baseline measurements and an explicit retention strategy.
- What to measure
- Function, school participation, late events, losses to follow-up and time since treatment.
- Interpretation limits
- Prolonged loss to follow-up and changes in instruments with age complicate comparison. Adult evidence should not simply be transferred to children.
Interpretation limits
Prolonged loss to follow-up and changes in instruments with age complicate comparison. Adult evidence should not simply be transferred to children.
Original references
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Research questions
Educational content for framing research. Consult the original document, study population and methodology before interpreting a conclusion. Methodology