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Table 2 Additive prognostic value of stress echo in patients with intermediate values of VO2max (10–14 ml/Kg/min).

From: Stress echocardiography in heart failure

Risk Low (5–10% year) High (≥ 25–30% year)
Exercise capacity ≥ 8–10 min <8 min
Contractile reserve yes no
Pulmonary hypertension <45 mmHg >45 mmHg
Right ventricular dysfunction no yes
Mitral regurgitation ↓ or = ↑↑