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Table 1 Variables assessed in the two stress echocardiograms

From: Efficacy of beta-blocker therapy in symptomatic athletes with exercise-induced intra-ventricular gradients

  SE1 SE2 p
Test duration (sec) 762 ± 107 750 ± 86 0,236
Peak exercise HR (bpm) 179 ± 15 157 ± 9 <0,001
Peak exercise SBP (mmHg) 164 ± 20 155 ± 19 <0,001
Peak exercise DP (HRxSBPPeak) 29424 ± 3746 22798 ± 16170 <0,001
Symptoms during SE (n) 17/35 (49%) 2/35(5.5%) <0.001
Peak IVG (n) 35/35(100%) 17/35(49%) <0.001
SAM (n) 24/35 (69%) 9/35 (26%) <0.001
ST - segment alterations (n) 13/35 (37%) 2/35(5.7%) <0.001
  1. DP: double product; HR: heart rate; IVG: intra-ventricular gradient; SAM: mitral valve systolic anterior motion; SBP: systolic blood pressure; SE: stress echocardiography