Trajectory Category 0 (frailty low fluctuation):
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Trajectory Category 1 (frailty high improvement):
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Trajectory Category 2 (frailty high deterioration):
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Predicted Category:
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Risk Assessment:
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Note: This prediction is based on the XGBoost model, for clinical reference only, not a diagnostic basis.
Threshold Explanation: The probability threshold for each category is 0.33 (three-category average distribution)