Fig. 3From: Functional exercise capacity, strength, balance and motion reaction time in Barth syndromeStrength testing in BTHS subjects. Range, median, upper and lower quartile of grip strength (a) and knee extensor strength (b) in kilograms for subjects 6–19 years of age (BTHS n = 24, control n = 10) and for subjects 20–34 years of age (BTHS n = 9, control n = 4). BTHS cohorts are represented in light gray, and control cohorts are represented in dark grayBack to article page