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Table 2 Diagnostic investigations and age at diagnosis

From: Data from the European registry for patients with McArdle disease and other muscle glycogenoses (EUROMAC)

Diagnostic test

n (%)

Age at diagnosis

median age (age range)

Current age

median age (age range)

Genetic test (only)

101(37.5%)

27.5 years (8–79)

43 years (10–80)

Muscle biopsy (only)

27 (10.0%)

30 years (12–58)

50 years (16–75)

Muscle biopsy + Genetic test

141 (52.4%)

32 years (5–76)

46 years (8–82)

Total

269