Table 3.
Evolution of hemodynamic parameters before and after increasing dobutamine infusion; n = 18.
| n = 18 | Before | After | |||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Systolic arterial pressure (mmHg) | 115 | ±19 | 117 | ±17.7 | — |
| Diastolic arterial pressure (mmHg) | 57 | ±11 | 55 | ±8.4 | — |
| Mean arterial pressure (mmHg) | 76 | ±13 | 75 | ±10 | — |
| Heart rate/(min) | 101 | ±25 | 105 | ±23 | P = 0.078 |
| Cardiac index (L/min/m2) | 2.21 | ±0.55 | 2.95 | ±0.92 | P = 0.0008 |
| Cardiac function index (/min) | 2.75 | ±0.87 | 3.28 | ±1.26 | P = 0.0046 |
| Global ejection function (%) | 11.4 | ±3.9 | 13.6 | ±4.5 | P = 0.0074 |
| Global end-diastolic volume (L/m2) | 788 | ±185 | 879 | ±255 | P = 0.22 |
| Dobutamine (μg/kg/min) | 5.3 | ±4.7 | 10.1 | ±5.7 | — |
| Left ventricular ejection fraction % (n = 11) | 27 | ±9 | 30.2 | ±9.4 | — |