Characteristics of hearts (Human Heart Tissue Repository, University of Sydney)
| Sample | Section | Sex | Age | Cause of death | Po (n) |
| 6.008 | LV | M | 40 | Stroke | 0.06 ± 0.02 (20) |
| 6.028 | LV | F | 62 | Hypoxic brain injury | 0.10 ± 0.05 (18) |
| 7.012 | LV | M | 19 | Motor cycle accident | 0.05 ± 0.03 (2) |
| 6.048 | LV | F | 54 | Subarachnoid hemorrhage | 0.12 ± 0.06 (16) |
| Sample | Section | Sex | Age | Cause of death | Po (n) |
| 6.008 | LV | M | 40 | Stroke | 0.06 ± 0.02 (20) |
| 6.028 | LV | F | 62 | Hypoxic brain injury | 0.10 ± 0.05 (18) |
| 7.012 | LV | M | 19 | Motor cycle accident | 0.05 ± 0.03 (2) |
| 6.048 | LV | F | 54 | Subarachnoid hemorrhage | 0.12 ± 0.06 (16) |
Hearts were not required for organ transplantation. The open probability (mean ± SEM) was measured in the presence of 100 nM cytoplasmic Ca2+ and 0.1 mM luminal Ca2+ from n experiments. LV, left ventricle.