Table 2. Basic cardiac function parameters and LV global diastolic function parameters.
| Variables | Non-CMD, N=19 | CMD, N=73 | P value |
|---|---|---|---|
| LV basic function | |||
| MPRI | 1.86±0.6 | 1.49±0.3 | <0.005* |
| LVEF (%) | 62.61±8.3 | 60.42±7.4 | 0.266 |
| LVEDV (mL) | 124.59±20.8 | 118.09±22.2 | 0.253 |
| LVEDV/BSA | 65.69±11.9 | 61.0±10.1 | 0.292 |
| LVESV (mL) | 47.63±17.3 | 46.88±13.7 | 0.842 |
| LVESV/BSA | 25.85±8.6 | 25.83±7.2 | 0.990 |
| CO (L/min) | 5.5±1.4 | 6.1±7.0 | 0.740 |
| SV (mL) | 76.96±9.3 | 71.21±15.4 | 0.045* |
| CI (L/min/m2) | 3.11±0.9 | 3.15±0.8 | 0.832 |
| LV global diastolic function | |||
| PFR (mL/s) | 372.03±107.1 | 382.41±127.6 | 0.757 |
| T-PFR (s) | 484.88±126.8 | 457.77±54.9 | 0.374 |
| Global LDSR (s−1) | 1.06±0.4 | 1.19±0.4 | 0.192 |
| Global CDSR (s−1) | 0.91±0.3 | 0.98±0.4 | 0.423 |
| Global RDSR (s−1) | −1.69±0.9 | −1.67±1.3 | 0.946 |
Data are expressed as mean ± SD. *, significant result. LV, left ventricular; CMD, coronary microvascular dysfunction; MPRI, myocardial perfusion reserve index; LVEF, LV ejection fraction; LVEDV, LV end diastolic volume; BSA, body surface area; LVESV, LV end systolic volume; CO, cardiac output; SV, stroke volume; CI, cardiac index; PFR, peak filling rate; T-PFR, time-to-peak-filling rate; LDSR, longitudinal diastolic strain rate; CDSR, circumferential diastolic strain rate; RDSR, radial diastolic strain rate; SD, standard deviation.