[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

用于医疗筛查用途的血氧监测,应选择血氧采样率≥1次/秒(1Hz)且带PPG原始波形记录的设备,低采样率(如每5分钟一次)会漏检短暂的血氧饱和度下降事件(ODI)

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