Unverified85% confidenceDecision RuleTime unknown
光电容积描记（PPG）夹式监测仪对毛发浓密宠物误差大，长毛品种（如缅因猫、金毛）应选择需局部剃毛或接触无毛部位（耳缘、爪垫、腹股沟）的探头，或选用心电（ECG）电极式设备提高精度
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