Variables Contractile reserve (+) Contractile reserve (+) Contractile reserve (+) Contractile reserve (−) Contractile reserve (−) Contractile reserve (−)
Baseline During DSE P value Baseline During DSE P value
LVEDV, mL 360.1 ± 113.6 353.7 ± 118.1 0.55 307.5 ± 100.6 275.5 ± 90.0 0.11
LVEDVI, mL/m2 196.9 ± 51.0 193.1 ± 53.5 0.54 173.6 ± 50.7 154.2 ± 40.2 0.09
LVESV, mL 247.4 ± 100.7 213.4 ± 89.0 0.003 197.5 ± 73.8 152.0 ± 67.7 0.14
LVESVI, mL/m2 134.6 ± 47.1 116.1 ± 42.1 0.002 111.1 ± 36.0 84.7 ± 30.9 0.13
LVEF, % 33.0 ± 7.0 42.1 ± 8.8 <0.001 36.3 ± 6.0 39.0 ± 6.0 0.05
Stroke volume, mL 100.0 ± 29.6 121.0 ± 45.4 0.07 103.0 ± 32.0 101.0 ± 25.4 0.08
Systolic blood pressure, mmHg 124.9 ± 24.4 155.6 ± 27.9 0.002 116.7 ± 15.9 134.3 ± 19.5 0.04
Diastolic blood pressure, mmHg 59.4 ± 16.3 61.1 ± 15.1 0.639 52.7 ± 15.2 53.7 ± 16.5 0.81
Heart rate, bpm 59.7 ± 6.0 78.3 ± 8.3 0.002 63.0 ± 9.6 74.2 ± 17.8 0.09