a borderline significant trendp = 0.070
In the fully adjusted model (Model 4), which included demographics, lifestyle factors, and comorbidities, significant inverse association remained evident in the combined analysis (Q2: HR 0.841, 95% CI: 0.741–0.954, p = 0.007; Q3: HR 0.817, 95% CI: 0.686–0.972, p = 0.023), with a borderline significant trend for Q4 (HR 0.800, 95% CI: 0.629–1.018, p = 0.070).