Peak tricuspid jet velocity m·s−1 | Estimated Ppa,syst# mmHg | Other echo signs of PH present | PH (grade of evidence) [1] |
≤2.8 | ≤36 | No | Unlikely (I-B) |
≤2.8 | ≤36 | Yes | Possible (IIa-C) |
2.9–3.4 | 37–50 | No | Possible (IIa-C) |
>3.4 | >50 | Yes/no | Likely (I-B) |
#: echo-Doppler estimate of systolic pulmonary arterial pressure (Ppa,syst) based on tricuspid jet method (right atrial pressure assumed to be 5 mmHg).