TABLE 2.
Data from the CAESAR rabbit model, combined Centers.
| Control Mean ± SD (n=12) |
IPC Mean ± SD (n=11) |
P value | |
|---|---|---|---|
| Exclusions | 4/16(=25%) | 2/13(=15.4) | 0.6804 |
| Number of defibrillations | 0.5±1.17 | 0±0 | 0.1661 |
| Age (days) | 94.08±1.24 | 93.82±1.4 | 0.6372 |
| Body weight (kg) | 2.23±0.27 | 2.15±0.19 | 0.4758 |
| HR (bpm) at Baseline | 224.75±22.34 | 244.64±30.94 | 0.0965 |
| HR (bpm) at 15’ Occlusion | 250.75±22.16 | 253.18±26.44 | 0.8144 |
| HR (bpm) at 30’ Occlusion | 242.17±23.78 | 251±33.16 | 0.4758 |
| HR (bpm) at 45’ Occlusion | 237.92±26.14 | 246.64±24.11 | 0.4146 |
| HR (bpm) at 15’ Rep. | 229.75±27.53 | 243.27±28.1 | 0.2576 |
| Heart Weight (g) | 7.41±1 | 7.47±0.76 | 0.8708 |
| LV Weight (g) | 3.42±0.41 | 3.19±0.4 | 0.1965 |
| Region at Risk (g) | 1.07±0.29 | 1.04±0.18 | 0.7595 |
| Infarct (g) | 0.49±0.15 | 0.24±0.08 | 0.0001 |
| Region at Risk (% of LV) | 31.01±5.96 | 32.56±3.7 | 0.4592 |
| Infarct (% of RR) | 45.54±8.09 | 23.45±7.75 | <0.0001 |
| Infarct (% of LV) | 14.11±3.46 | 7.51±2.28 | <0.0001 |
| cTnI (ng/ml) at baseline | 0±0 | 0.02±0.06 | 0.2946 |
| cTnI (ng/ml) at 1h Rep. | 84.96±73.31 | 21.06±26 | 0.0134 |
| cTnI (ng/ml) at 2h Rep. | 112.69±71.61 | 36.43±33.57 | 0.0044 |
| cTnI (ng/ml) at 4h Rep. | 88.63±54.89 | 31.14±16.6 | 0.0042 |
| cTnI (ng/ml) at 24h Rep. | 5.62±5.88 | 3.06±3.79 | 0.2267 |
| cTnI (ng/ml) at 48h Rep. | 0.64±1.04 | 0.72±2.05 | 0.9132 |
| cTnI (ng/ml) cumulative | 1360.22±787.08 | 493.24±251.33 | 0.0030 |
IPC – ischemic preconditioning; HR – heart rate; LV – left ventricle/ventricular; RR – region at risk; cTnI – cardiac troponin I.