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Table 2 Cattle with bradycardia and tachycardia

From: Time and frequency domain analysis of heart rate variability in cattle affected by bovine spongiform encephalopathy

Animal HR Gender BSE status Study Animal Status Age [m] (MPI) Inoculum
Bradycardia
D121 31 Female Positive 2 Inoculated 65 (59)* 100 g BSE brain
CM871 34 Male Negative 4 Control 71* None
D133 38 Female Positive 2 Inoculated 62 (57)* 100 g BSE brain
  42      61 (56)  
CM875 38 Male Negative 4 Control 71* None
CV2721 38 Female Positive 7 BSE field suspect 55* Natural infection
CV2915 39 Female Negative 7 BSE field suspect 70* None
D11 40 Female Negative 2 Control 95 None
D276 40 Female Negative 2 Inoculated 94 (89) 1 g BSE brain
D281 41 Female Negative 2 Inoculated 93 (88) 1 g BSE brain
  43      94 (89)*  
CL679 42 Male Negative 1 Control 102 (99)* Saline
CV2758 43 Female Positive 7 BSE field suspect 105* Natural infection
Tachycardia
CM879 121 Male Negative 4 Control 101* 100 g BSE-free brain
CN1029 131 Male Negative 1 Inoculated 88 (84)* Thymus1
CM902 131 Male Negative 3 Control 151* None
CL705 141 Male Negative 1 Inoculated 99 (96)* Kidney2
CV2714 153 Female Negative 7 BSE field suspect 32* None
  1. * Last (of multiple recordings) or single ECG recording prior to cull.
  2. HR = heart rate, MPI = months post inoculation.
  3. 1 Pool from cattle orally challenged with 100 g BSE brainstem and culled at 6 months post challenge.
  4. 2 Pool from cattle orally challenged with 100 g BSE brainstem and culled at 18 months post challenge.