Table 1 Diagnoses with sex and age demographics at time of muscle biopsy
Diagnosis (abbreviation/gene) | Number of cases | Sex (M:F) | Median age at biopsy (range) |
|---|---|---|---|
Dysferlinopathy (DYSF) | 32 | 24:8 | 27.5 years (14–68) |
Becker muscular dystrophy (BMD/DMD) | 30 | 30:0 | 14 years (4–84) |
Calpainopathy (CAPN3) | 30 | 16:14 | 28.5 years (5–71) |
Inflammatory myopathy | 30 | 13:17 | 63 years (3–84) |
Dermatomyositis (DM) | 15 | 1:14 | 34 years (3–72) |
Inclusion body myositis (IBM) | 15 | 12:3 | 68 years (51–84) |
Normal controls | 30 | 11:19 | 34 years (12–74) |