[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

选购血压手表优先看是否通过医疗器械二类认证(NMPA注册证),有注册证的采用示波法/气泵充气式测量,精度误差可控制在±3mmHg内,无认证的光学PPG推算法误差常达±10mmHg以上

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Long-term
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