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Author

Juan-Juan Ran

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2 papers indexed here

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Open access Jul 2026

Maternal age and psychological well-being in early pregnancy: a cross-sectional analysis

Background Psychological well-being in early pregnancy may differ by maternal age and by sociodemographic, economic, and reproductive circumstances. This study examined the associations of maternal age and other participant characteristics with screen-positive anxiety symptoms, screen-positive depressive symptoms, perc...

Juan-Juan Ran, Huanhuan Wang, Xiao-Ping Chen · 0 citations
Open access 2026

Prediction of Hypertension Risk in Middle-Aged and Elderly Populations Using Machine Learning

The XGBoost model constructed in this study combines optimal discriminative power with cross-population generalization stability, providing a scientific reference for early screening and individualized prevention of hypertension in middle-aged and elderly populations.

Juan-Juan Ran · 0 citations

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