Table II.

Baseline echocardiographic data and results of LDDSE

Parameter	Rest	Peak stress	Value of p
Heart rate [bpm]	76 ±12	82 ±12	0.001
Systolic blood pressure [mm Hg]	136 ±24	137 ±19	0.004
Diastolic blood pressure [mm Hg]	84 ±11	84 ±11	NS
LV EF [%]	39 ±8	45.3 ±10	0.001
AVA [cm2]	0.8 ±0.2	0.99 ±0.29	NS
Mean aortic gradient [mm Hg]	24.0 ±5.5	31.8 ±8.5	0.001
Peak aortic gradient [mm Hg]	37.5 ±6.4	52 ±14.2	0.001
Aortic Vmax [m/s]	3.11 ±0.4	3.57 ±0.49	0.01

Data are presented as the mean value ± SD. AVA – aortic valve area, EF – ejection fraction, LV – left ventricle