Other known RF for postpartum glucose intolerance that are not included in the recommendation of international societies were pre-pregnancy RF (maternal age, age of menarche, multiparity), glycaemic values of the oGTT, gestational weight gain and need for insulin treatment during pregnancy (5, 16–18) could be considered, but for reasons of simplicity they were not added in our analyses. The gene discussed is INS; the disease is Glucose intolerance.