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Table 1 Parameters of cerebral vascular function (blood flow and cerebral vasomotor reactivity

From: Cerebral hemodynamics and endothelial function in patients with Fabry disease

Parameter Healthy volunteers (n = 17) Patients with FD (n = 10) p value
Right middle cerebral artery    
  Mean blood flow velocity (cm/s) 56.07 ± 10.36 56.82 ± 15.53 0.9
  Maximum blood flow velocity (cm/s) 87.58 ± 16.48 86.64 ± 21.66 0.9
  Pulsatility index 0.84 ± 0.15 0.80 ± 0.18 0.57
  Apnea Test (%) 56.79 ± 15.68 47.25 ± 15.36 0.21
Left middle cerebral artery    
  Mean blood flow velocity (cm/s) 59.21 ± 14.15 58.15 ± 16.95 0.9
  Maximum blood flow velocity (cm/s) 94.30 ± 22.09 88.85 ± 26.64 0.6
  Pulsatility index 0.89 ± 0.1402 0.83 ± 0.2161 0.4
Right anterior cerebral artery    
  Mean blood flow velocity (cm/s) 47.90 ± 11.82 49.18 ± 13.00 0.8
  Maximum blood flow velocity (cm/s) 75.97 ± 16.73 74.53 ± 25.22 0.9
  Pulsatility index 0.89 ± 0.11 0.84 ± 0.21 0.4
Left anterior cerebral artery    
  Mean blood flow velocity (cm/s) 48.95 ± 11.69 47.29 ± 16.57 0.8
  Maximum blood flow velocity (cm/s) 76.66 ± 15.13 70.61 ± 25.79 0.5
  Pulsatility index 0.87 ± 0.15 0.89 ± 0.23 0.8
Right posterior cerebral artery    
  Mean blood flow velocity (cm/s) 40.93 ± 8.22 37.80 ± 11.11 0.4
  Maximum blood flow velocity (cm/s) 64.85 ± 13.19 53.55 ± 18.00 0.1
  Pulsatility index 0.8897 ± 0.23 0.7651 ± 0.20 0.2
Left posterior cerebral artery    
  Mean blood flow velocity (cm/s) 37.84 ± 5.12 37.60 ± 10.11 0.9
  Maximum blood flow velocity (cm/s) 59.41 ± 7.48 56.25 ± 17.09 0.5
  Pulsatility index 0.86 ± 0.13 0.83 ± 0.20 0.8
Basilar artery    
  Mean blood flow velocity (cm/s) 41.60 ± 8.14 45.38 ± 12.90 0.4
  Maximum blood flow velocity (cm/s) 65.35 ± 12.52 64.02 ± 25.69 0.8
  Pulsatility index 0.86 ± 0.13 0.78 ± 0.20 0.3
  1. apnea test = breath-holding test. Data are means ± SD.