[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

压电薄膜(BCG弹道心冲击)传感器的睡眠监测仪心率误差通常在±3-5bpm,呼吸率误差±2次/分,优于普通振动传感器(误差±8bpm以上),监测老人/慢病人群应选BCG方案

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Long-term
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