| Error | Causality | Immediacy | Point on fig 1 | |
| Intrathecal administration of vincristine/potassium chloride, resulting in death | High | High | A | |
| Failure to vaccinate, resulting in the individual developing the disease that the vaccine was intended to prevent | High | Low | B | |
| Failure to use thrombolytics in myocardial infarction, resulting in death due to further myocardial infarction | Low | High | C | |
| Failure to use β-blockers after myocardial infarction, resulting in subsequent myocardial infarction | Low | Low | D |