AIP and gestational diabetes: Table 3 shows an independently positive correlation between AIP and the risk of GDM across all multivariable logistic regression models, regardless of confounding variable adjustments (Model 1: OR 1.77, 95% CI 1.47–2.13; Model 2: OR 1.69, 95% CI 1.39–2.05; Model 3: OR 1.67, 95% CI 1.37–2.04; Model 4: OR 1.65, 95% CI 1.33–2.04; Model 5: OR 1.58, 95% CI 1.27–1.97).