Unverified85% confidenceTradeoffTime unknown
睡眠阶段划分（深睡/浅睡/REM）与专业PSG对比存在一定偏差，心率数据整体趋势可靠但逐拍精度不如光电手环或医疗贴片，适合长期趋势观察而非精确单次诊断
1
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85%
Confidence
Long-term
Relevance
-
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