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Multimodal Machine Learning Integrating Clinical and Proteomic Data for Early Prediction of Hypertensive
Yuan Fei1, Siwei Liu2, Tianlang Tong3
1Center for Single-Cell Omics, School of Public Health Shanghai Jiao Tong University School of Medicine Shanghai China.
Insights
Machine learning models integrating clinical and proteomic data can predict hypertensive complications early. Specific proteins like Growth/differentiation factor 15 show significant associations, aiding risk prediction and intervention.
Area of Science:
- Cardiovascular Research
- Proteomics
- Machine Learning in Medicine
Background:
- Hypertension is a major risk factor for cardiovascular, cerebrovascular, and renal diseases.
- Early prediction of hypertensive complications is crucial for improving patient prognosis and quality of life.
Purpose of the Study:
- To develop and validate multimodal machine learning models for early prediction of hypertensive complications.
- To integrate clinical and proteomic features for enhanced predictive accuracy.
Main Methods:
- Analysis of 502,166 participants from the UK Biobank.
- Proteomic profiling using Olink Explore platform and extraction of clinical data from electronic health records.
- Feature selection via Cox models and gradient boosting, with model construction using random forest and interpretation via Shapley Additive Explanations.
Main Results:
- Multimodal models achieved AUCs of 0.73 for heart disease, 0.83 for brain disease, and 0.79 for kidney disease.
- Identified key proteins including Growth/differentiation factor 15, adaptor protein 3 complex subunit σ-2, and tumor necrosis factor receptor superfamily member 10B associated with complications.
- Demonstrated significant predictive power for clinical progression of hypertensive complications (all P<0.001).
Conclusions:
- Multimodal machine learning models integrating proteomic and clinical data effectively identify hypertensive complications early.
- Growth/differentiation factor 15, adaptor protein 3 complex subunit σ-2, and tumor necrosis factor receptor superfamily member 10B are potential biomarkers for risk prediction and early intervention.
Background:
Hypertension is a leading risk factor for cardiovascular, cerebrovascular, and renal diseases, significantly worsening prognosis and quality of life. We aimed to develop and validate multimodal machine learning models integrating clinical and proteomic features for early prediction of hypertensive complications.
Methods:
We analyzed 502 166 participants from the UKB (UK Biobank). Proteomic profiling was performed using the Olink Explore platform. Clinical variables and complication outcomes were obtained from electronic health records. Features were selected using Cox proportional hazards models and light gradient boosting machine classifiers. Multimodal predictive models were constructed using random forest, with Shapley Additive Explanations applied for model interpretation.
Results:
During follow-up, 1232, 166, and 549 participants developed heart, brain, and kidney complications, respectively. Among 3244 candidate features, 774, 600, and 1227 were associated with these outcomes. The integrated models achieved an area under the curve of 0.73 (95% CI, 0.68-0.77) for heart disease, 0.83 (95% CI, 0.73-0.92) for brain disease, and 0.79 (95% CI, 0.73-0.85) for kidney disease. Growth/differentiation factor 15 (hazard ratio [HR], 2.16 [95% CI, 1.93-2.42]), adaptor protein 3 complex subunit σ-2 (HR, 0.57 [95% CI, 0.42-0.78]), and tumor necrosis factor receptor superfamily member 10B (HR, 4.06 [95% CI, 3.40-4.85]) were significantly associated with their respective complications, effectively predicting the risk of clinical progression (all P<0.001).
Conclusions:
Multimodal machine learning models combining proteomic and clinical data enable early identification of hypertensive complications. Growth/differentiation factor 15, adaptor protein 3 complex subunit σ-2, and tumor necrosis factor receptor superfamily member 10B may serve as potential biomarkers for risk prediction and early intervention.
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