Xin-Song Ren

Depressive symptoms and low cognitive performance in Chinese older adults: A severity-graded epidemiological analysis and a BARNN-inspired prospective risk-prediction framework with strict participant-level temporal validation

Depressive symptom severity shows a robust graded association with low cognitive performance in Chinese older adults, and a prospective risk-prediction framework with explicit uncertainty estimation is developed, providing a transferable template for population-level cognitive monitoring.