Table 1.
Hemodynamic data (mean±SEM)
| Baseline | Treatment | 30 min p tracer | 60 min p tracer | 90 min p tracer | 120 min p tracer | |
|---|---|---|---|---|---|---|
| CPP (mmHg) | ||||||
| Control | 52.5±0.85 | 52.3±0.9 | 52.7±0.8 | 53.2±0.8 | 53.0±0.7 | |
| Stunned | 53.5±1.5 | 54.0±1.9 | 54.5±1.8 | 57.0±2.7 | 56.8±2.2 | |
| IR 60 | 50.7±0.7 | 48.1±1.6 | 48.7±2.3 | 50.3±2.8 | 53.0±2.5 | 54.3±2.3 |
| Calcium | 50.8±0.8 | 119.6±21.5* | 153.6±19.9* | 149.8±23.6* | 148.4±24.6* | 148.6±24.6* |
| LV systolic pressure (mmHg) | ||||||
| Control | 85.7±3.2 | 89.2±4.4 | 90.5±4.2 | 88.7±4.5 | 89.5±5.3 | |
| Stunned | 90.5±2.6 | 75.0±2.6* | 73.7±3.6* | 70.2±3.5* | 70.7±3.5* | |
| IR 60 | 85.0±2.8 | 84.1±7.1 | 72.3±4.3* | 73.3±5.8* | 73.7±4.6* | 74.0±4.4* |
| Calcium | 84.6±2.3 | 69.8±9.4* | 70.2±10.8* | 67.8±12.1* | 61.8±12.1* | 62.2±11.9* |
| LV diastolic pressure (mmHg) | ||||||
| Control | 6.3±0.6 | 7.0±0.7 | 6.8±0.7 | 6.7±0.4 | 7.0±0.7 | |
| Stunned | 6.5±0.6 | 7.8±1.0 | 6.5±0.9 | 5.5±0.9 | 5.3±0.7 | |
| IR 60 | 7.0±0.8 | 47.3±10.1* | 44.0±11.4* | 44.3±11.2* | 43.7±12.2* | 44.7±11.9* |
| Calcium | 5.2±0.2 | 70.2±10.8* | 68.8±9.4* | 67.8±12.1* | 61.8±12.1* | 62.2±11.9* |
| LV developed pressure (mmHg) | ||||||
| Control | 79.3±0.6 | 82.2±3.9 | 83.7±3.6 | 82.0±4.4 | 82.5±5.3 | |
| Stunned | 84.0±2.4 | 67.2±1.9* | 67.2±2.9* | 64.7±2.7* | 65.3±2.9* | |
| IR 60 | 78.0±2.9 | 37.7±10.6* | 28.3±10.8* | 29.0±11.5* | 30.0±11.9* | 29.3±11.7* |
| Calcium | 79.4±2.2 | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* |
| Heart rate (bpm) | ||||||
| Control | 300±0 | 300±0 | 300±0 | 300±0 | 300±0 | |
| Stunned | 300±0 | 300±0 | 300±0 | 300±0 | 300±0 | |
| IR 60 | 300±0 | 270±30.0* | 228±58.2* | 232±58.5* | 240±60* | 240±60* |
| Calcium | 300±0 | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* | 0.0±0.0* |
CPP coronary perfusion pressure, LV left ventricular
p<0.05 compared with baseline