Functional exercise capacity, strength, balance and motion reaction time in Barth syndrome

Performance on 6 MWT on a 15-m course. Barth 6 MWT distance (m) for pediatric subjects age 6–19？years of age (BTHS n？=？24, control n？=？10) and for adult subjects 20–34？years of age (BTHS n？=？9, control n？=？4). On average, subjects aged 6–19 walked 67% of controls on the 6 MWT and subjects aged 20–34 walked 68% of controls on the 6 MWT. BTHS cohorts are represented in light gray, and control cohorts are represented in dark gra