Table 2.
Main rest TTE and SE findings
| Values | |
|---|---|
| A-step | |
| Rest WMSI | 1.11 ± 0.26 |
| Stress WMSI | 1.11 ± 0.24 |
| Δ-WMSI | − 0.00 ± 0.11 |
| A-positivity, n (%) | 59 (5%) |
| B-step | |
| Rest B-lines | 0.7 [0–34] |
| Stress B-lines | 1.1 [0–40] |
| B-positivity n (%) | 247 (19%) |
| C-step | |
| Rest EF, % | 60 ± 7 |
| Rest force (mmHg/ml) | 4.6 ± 1.6 |
| Stress EF, % | 74 ± 9 |
| Stress force (mmHg/ml) | 7.1 ± 3.3 |
| Force | 1.53 ± 0.42 |
| C-force positivity, n (%) | 202 (16%) |
| D-step | |
| Rest CFV, cm/s | 25 ± 7 |
| Stress CFV, cm/s | 59 ± 19 |
| CFVR | 2.39 ± 0.37 |
| D positivity, n (%) | 167 (13%) |
| E-step | |
| Rest HR, bpm | 66 ± 11 |
| Peak HR, bpm | 89 ± 15 |
| HRR | 1.36 ± 0.21 |
| E-positivity, n (%) | 387 (30%) |
Values are expressed as mean ± standard deviation. CFV, coronary flow velocity; CFVR, coronary flow velocity reserve; EF, ejection fraction; HR, heart rate; HRR, heart rate reserve; LVCR, left ventricular contractile reserve; WMSI, wall motion score index