Table 3.
Means of CMR and PET measurements of absolute MBF and MFR
| Variables | CMR | [15O]H2O PET | P value |
|---|---|---|---|
| Global perfusion | |||
| Rest MBF (mL/min/g) | 1.2 ± 0.3 | 0.9 ± 0.2 | < 0.001 |
| Stress MBF (mL/min/g) | 3.1 ± 0.9 | 2.9 ± 0.8 | 0.14 |
| MFR | 2.6 ± 0.7 | 3.2 ± 1.0 | < 0.001 |
| Regional perfusion | |||
| Rest MBF (mL/min/g) | 1.2 ± 0.3 | 0.9 ± 0.2 | < 0.001 |
| Stress MBF (mL/min/g) | 3.1 ± 0.9 | 2.9 ± 0.8 | 0.014 |
| MFR | 2.7 ± 0.9 | 3.2 ± 1.1 | < 0.001 |
Data are mean ± standard deviation. CMR ,cardiac magnetic resonance imaging; MBF ,myocardial blood flow; MFR ,myocardial flow reserve; PET ,positron emission tomography