While the amount of insulin used before pregnancy was significantly higher in women with T1D (38.9 ± 15.3 vs. 9.5 ± 20.0 U/day, p = 0.0004), the increment in insulin dosage during pregnancy was significantly greater in women with T2D (5.4 ± 17.4 vs. 35.4 ± 41.7 U/day, p = 0.02). The gene discussed is INS; the disease is type 1 diabetes mellitus.