LEAP-REHAB: individualized exercise programme for Osgood-Schlatter and Sever in youth athletes. Intervention materials, version 1.0

Materials of the LEAP-REHAB study (ClinicalTrials.gov NCT07521280), a single-arm feasibility study of a 12-week individualized exercise programme for youth athletes aged 10–17 years with Osgood-Schlatter (knee) or Sever (heel) symptoms, conducted within the LEAP (Lower-Extremity Apophyseal Pain) research programme at the Medical University of Gdansk, Poland. Contents: (1) full exercise programmes for the knee (v1.5) and heel (v1.3) pathways with dosing tables; (2) participant materials: home programmes with paper diaries for weeks 0–4, 4–8 and 8–12, a MyCap app guide, and educational leaflets for athletes, parents and coaches in Polish and English; (3) clinician materials: therapist tutorials, visit forms, a measurement form and a video recording guide; (4) the REDCap data dictionary. Materials are in Polish; educational leaflets are also provided in English.