Chi-square test result: • p value = 2.09e − 21 (highly significant). • This result confirms that heart disease is significantly associated with stroke risk.
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Predicting Stroke Risk Using Machine Learning: A Data-Driven Approach to Early Detection and Prevention.
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The sentences
Hypertension showed a hazard ratio (HR) of 1.319 (95% CI: 0.973–1.789), suggesting a 31.9% increased hazard of stroke, though the CI crosses 1.0, indicating borderline significance.