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Table 1 Perfusion and oxygenation measurements

From: Patients with Syndrome X have normal myocardial oxygenation and perfusion compared to normal volunteers: a 3 Tesla cardiovascular magnetic resonance imaging study

  Normal (n= 14) Syndrome X (n= 18) p-value
Global Measurements
Rest (corrected) MBF (ml/min/gr) 0.96±0.18 0.93±0.21 0.07
Stress MBF (ml/min/gr) 2.37±0.45 2.32±0.58 0.29
CFR 2.53±0.56 2.59±0.74 0.30
BOLD SI change (%) 17.08±7.43 17.30±7.92 0.85
Left Anterior Descending Artery
Rest (corrected) MBF (ml/min/gr) 0.98±0.15 0.96 ±0.16 0.84
Stress MBF (ml/min/gr) 2.43±0.32 2.39±0.50 0.83
CFR 2.53±0.42 2.54±0.60 0.96
BOLD SI change (%) 17.4±5.90 16.7±5.61 0.74
Left Circumflex artery
Rest (corrected) MBF (ml/min/gr) 0.95±0.17 0.92±0.21 0.72
Stress MBF (ml/min/gr) 2.34±0.31 2.32±0.58 0.90
CFR 2.50±0.33 2.59±0.74 0.66
BOLD SI change (%) 18.22±8.03 18.88±9.65 0.84
Right Coronary Artery
Rest (corrected) MBF (ml/min/gr) 0.93±0.16 0.87±0.15 0.28
Stress MBF (ml/min/gr) 2.30±0.32 2.31±0.57 0.94
CFR 2.51±0.30 2.71±0.68 0.27
BOLD SI change (%) 16.10±7.15 17.44±6.78 0.59
  1. BOLD, blood oxygen level-dependent; CFR, coronary flow reserve; MBF, myocardial blood flow; SI, signal intensity