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    "fact_type": "outlier",
    "entity": "Jerk 变异 (步态平稳性)@balance_standing",
    "modality": "imu",
    "template_text": "[balance_standing] Jerk 变异 (步态平稳性) 异常升高至 0.19 (基线 0.06±0.03, z=+3.8)",
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  {
    "fact_type": "trend",
    "entity": "Jerk 变异 (步态平稳性)@balance_standing",
    "modality": "imu",
    "template_text": "[balance_standing] Jerk 变异 (步态平稳性) 在过去 30 天呈 上升 趋势 (0.07 → 0.16, r=0.85, p=0.000)",
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    "fact_type": "trend",
    "entity": "HR 均值@balance_standing",
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    "fact_type": "outlier",
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    "fact_type": "trend",
    "entity": "SVM 变异 (步态稳定性)@hand_fine_motor",
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  {
    "fact_type": "trend",
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    "fact_type": "trend",
    "entity": "anxiety",
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    "fact_type": "trend",
    "entity": "energy",
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  {
    "fact_type": "comparison",
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    "fact_type": "comparison",
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  {
    "fact_type": "comparison",
    "entity": "phq9",
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    "template_text": "PHQ-9 抑郁分 由 1.7 变化至 9.9 (Δ=+8.2)",
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