LCT and hyperinsulinemic hypoglycemia, familial, 4: Furthermore, according to the data released by the Italian Ministry of Health updated to 2017, in Italy the subjects suffering from FA equal 1,800,000 and it is estimated that about 50% are affected by non-IgE-mediated forms in the pediatric age [10], while lactase deficiency affects an average of 40–50% of the population.