Table 1.
Adenosine | Placebo | |||
---|---|---|---|---|
Variables | Baseline | Peak | Baseline | Peak |
Heart rate, bpm | 59 ± 11 | 104 ± 13* | 62 ± 14 | 106 ± 13* |
SBP, mm Hg | 143 ± 12 | 172 ± 18* | 148 ± 20 | 169 ± 28* |
Watts | 00.0 ± 0.0 | 83 ± 19 | 00.0 ± 0.0 | 83 ± 28 |
ST depression | 1.8 ± 1.4 | 1.4 ± 1.0 | ||
PSV, cm/s | 5.5 ± 1.6 | 6.4 ± 3.2* | 5.5 ± 1.6 | 7.6 ± 2.6* |
A-V plane, mm | 9.6 ± 2.7 | 10.9 ± 4.4* | 9.0 ± 2.6 | 11.7 ± 4.3* |
S% | 17.4 ± 5.1 | 23.4 ± 7.4* | 16.5 ± 3.8 | 22.1 ± 7.2* |
SR-1 | -0.9 ± 0.3 | -1.9 ± 0.5* | -1.0 ± 0.2 | -1.9 ± 1.5* |
E'-wave, cm/s | 6.5 ± 1.9 | 8.8 ± 4.0* | 5.5 ± 2.3 | 8.5 ± 4.2* |
A'-wave, cm/s | 4.9 ± 2.4 | 5.1 ± 3.6 | 4.9 ± 2.5 | 4.1 ± 2.9 |
Values are expressed as means ± SD.
Abbreviations: A' = late diastolic A-wave; A-V = atrio-ventricular plane displacement; bpm = beats per minute; E' = early diastolic E-wave; PSV = peak systolic velocity; SBP = systolic blood pressure, S% = strain; SR = strain rate.
* P < 0.01 Peak versus baseline