Distribution of inherited metabolic diseases, by year of birth (A) and by age at diagnosis (B) in the whole study population (N = 190).
Abbreviations: FAOD, fatty acid oxidation deficiency; GSD, glycogen storage disease; MSUD, maple syrup urine disease; OA, organic aciduria; UCD, urea cycle disorder.
P-value is from the Fisher's exact test that examines the relationship between the disease type and the year of birth (A) and the age at diagnosis (B).