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Number of Subjects Needed in Each Groupa to Detect a Stabilization of Disease Progression b With 80% Power
| VL FF | 6MWT | |
|---|---|---|
| All ImagingDMD subjects | 13 | 68 |
| 5.0–6.9 years | 44 | 783 |
| 7.0–8.9 years | 9 | 83 |
| 9.0–10.9 years | 5 | 27 |
| 11.0–12.9 years | 17 | 44 |
Treated and untreated.
No change over 1 year in treated group; change in untreated group based on the data presented in Table 2. 6MWT=6-minute walk test; DMD=Duchenne muscular dystrophy; FF=fat fraction; VL=vastus lateralis.
