Dobutamine infusion | |||
---|---|---|---|
Baseline | 5 μg/kg/min | 10 μg/kg/min | |
Values are mean (SD). | |||
*p < 0.05 v baseline; †p < 0.05 v 5 μg/kg/min dobutamine infusion. | |||
BP, blood pressure. | |||
Heart rate (beats/min) | 74 (15) | 81 (22)* | 90 (26)*† |
Systolic BP (mmHg) | 131 (22) | 132 (25) | 131 (23) |
Diastolic BP (mmHg) | 76 (12) | 75 (13) | 72 (11)* |
Rate–pressure product | 9595 (2446) | 10 554 (3039) | 11 693 (3862)† |