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. 2018 Sep 28;35(2):375–382. doi: 10.1007/s10554-018-1460-8

Table 4.

Comparison of regional quantitative perfusion measurements between LAD-MB and patients without LAD-MB

Variable Patients with LAD-MB (n = 17) Patients without LAD-MB (n = 114) p value
LAD
 Rest MBF (ml/g/min) 1.2 ± 0.3 1.0 ± 0.2 0.005
 Stress MBF (ml/g/min) 2.3 ± 0.5 2.4 ± 0.7 0.73
 MPR 2.0 ± 0.4 2.4 ± 0.7 0.001
LCx
 Rest MBF (ml/g/min) 1.3 ± 0.3 1.1 ± 0.3 0.001
 Stress MBF (ml/g/min) 2.3 ± 0.5 2.4 ± 0.7 0.61
 MPR 1.8 ± 0.4 2.4 ± 0.7 < 0.001
RCA
 Rest MBF (ml/g/min) 1.1 ± 0.3 1.0 ± 0.3 0.02
 Stress MBF (ml/g/min) 1.8 ± 0.5 2.1 ± 0.7 0.13
 MPR 1.7 ± 0.8 2.2 ± 0.7 0.006

Values are mean ± standard deviation

LAD left anterior descending artery, LCx left circumflex artery, MB myocardial bridging, MBF myocardial blood flow, MPR myocardial perfusion reserve, RCA right coronary artery