[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

纯手机放床上的声音+体动监测App(如Sleep Cycle)睡眠阶段误差可达30-40分钟,仅适合了解趋势,不能作为医疗级睡眠分期依据;需要精确REM/深睡数据应搭配带血氧和心率变异性(HRV)的可穿戴设备

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85%
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Long-term
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