Association of dietary protein intake ≤18% and > 18% of total daily energy intake with (A) HbA1c (%), (B) HOMA-IR, (C) fasting blood glucose levels (mg/dL), (D) blood glucose levels at 30 min of OGTT (mg/dL), (E) blood glucose levels at 60 min of OGTT (mg/dL), (F) blood glucose levels at 120 min of OGTT (mg/dL), (G) fasting insulin levels (IU/mL), (H) insulin levels at 60 min of OGTT (IU/mL), (I) insulin levels at 120 min of OGTT (IU/mL), (J) HOMA-B, (K) CIR30, (L) BMI (kg/m2), (M) total body fat content (%), and (N) age (years), in the TCF7L2 rs7901695 genotype carriers. The differences in median values of the selected responses and the interquartile ranges (IQRs) in different genotypic and dietary strata are presented.