GPT and polycystic ovary syndrome: A nomogram was developed using BMI (OR 1.43, 95% CI: 1.33–1.54), TG (OR 1.22, 95% CI: 1.02–1.52), ALT (OR 1.03, 95% CI: 1.01–1.04), and FPG (OR 5.19, 95% CI: 2.98–9.04) to predict PCOS-IR risk (Figure 6A).