Table 4. Comparison of left ventricular quantitative parameters between the CAD group and the non-CAD group (stenosis ≥75% on CAG as the case standard).
| Quantitative parameters | Participant level (n=49) | Vessel level (n=147) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Non-CAD group (n=29) | CAD group (n=20) | t | P | Non-CAD group (n=94) | CAD group (n=53) | t | P | ||
| LV-rMBF (mL/min/g) | 1.05±0.24 | 1.00±0.21 | 0.66 | 0.512 | 1.05±0.26 | 1.00±0.21 | 1.13 | 0.262 | |
| LV-sMBF (mL/min/g) | 1.93±0.75 | 1.32±0.42 | 3.26 | <0.05* | 2.07±0.85 | 1.21±0.42 | 7.23 | <0.05* | |
| LV-MFR | 1.94±0.82 | 1.39±0.61 | 2.54 | <0.05* | 2.07±0.89 | 1.26±0.57 | 5.89 | <0.05* | |
*, the difference was statistically significant.