Compared to subjects with FLI scores < 30, the age-adjusted ORs for subjects with FLI 30–59 and FLI ≥ 60 were 5.70 (95% CI 4.98–6.53) and 9.96 (95% CI 8.35–11.90) for insulin-requiring GDM, respectively (Table 2). This evidence concerns the gene INS and gestational diabetes.