| −Beta-blockade | +Beta-blockade |
N | 75 | 102 |
Male, % | 66 | 78* |
Age in years, mean (SD) | 62 (9) | 63 (7) |
Resting PPS, (arbitrary units), mean (SD) | 76.6 (13.0) | 78.3 (13.0) |
MDI, (arbitrary units), mean (SD) | 9.4 (6.8) | 8.6 (7.5) |
PPS response to TTT, (arbitrary units), mean (SD) | −5.4 (11.6) | −4.7 (14.2) |
Systolic blood pressure (SBP) response to TTT, (mmHg), mean (SD) | −3.3 (13.1) | −2.3 (12.3) |
Cardiac variables |
|
|
Previous myocardial infarction (%) | 63 | 68 |
Treated with PCI (%) | 64 | 73 |
Treated with CABG (%) | 23 | 31 |
Resting pulse, (beats/min), mean (SD) | 64 (11) | 59 (9)** |
SBP, (mmHg), mean (SD) | 134 (16) | 1330 (17) |
Diastolic blood pressure, (mmHg), mean (SD) | 789(9) | 80 (9) |
Cardiac risk factors |
|
|
Body Mass Index, (kg/m2), mean (SD) | 27.4 (4.8) | 27.6 (4) |
Triglyceride, (mmol/l), mean (SD) | 1.3 (0.8) | 1.5 (0.9) |
Total Cholesterol, (mmol/l), mean (SD) | 4.4 (1.0) | 4.3 (1.0) |
HDL Cholesterol, (mmol/l), mean (SD) | 1.3 (0.4) | 1.2 (0.4) |
LDL Cholesterol, (mmol/l), mean (SD) | 2.5 (0.8) | 2.3 (0.8) |
Current smoker (%) | 2 | 2 |
Self-reported co-morbidity |
|
|
Heart failure (%) | 19 | 44*** |
Chronic obstructive lung disease (%) | 5 | 9 |
Diabetes (%) | 12 | 15 |
Previous stroke (%) | 6 | 8 |
Previous treatment for depression (%) | 16 | 14 |
Medication |
|
|
Cholesterol-lowering medication (%) | 85 | 96 |
Calcium antagonists (%) | 19 | 25 |
Angiotensin-II antagonist and/or ACE inhibitors (%) | 51 | 59 |
Diuretics (thiazide or furosemide) (%) | 33 | 35 |