A.0.06~0.11s B.0.06~0.13s C.0.03~0.08s D.0.11~0.13s E.<0.08s
A.<0.10s B.<0.11s C.<0.12s D.0.06~0.08s E.0.06~0.10s
A.肢體導聯振幅<0.25mV,胸導聯振幅<0.15mV B.肢體導聯振幅<0.20mV,胸導聯振幅<0.25mV C.肢體導聯和胸導聯振幅均<0.25mV D.肢體導聯振幅<0.25mV,胸導聯振幅<0.20mV E.肢體導聯振幅>0.25mV,胸導聯振幅<0.20mV