Table 4.
Characteristics of false‐positive secondary discharge diagnoses
| Confirmed diagnoses | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Recorded diagnoses | Total | Other ICH subtype | Ischemic stroke | Previous stroke | TBI | Ingrown toenail | Vascular myelopathy | Unruptured aneurysm | Unknown diagnosis | Other |
| Inhospital | ||||||||||
| HS | 26 (100) | 2 (7.7) | 3 (11.5) | 12 (46.2) | 6 (23.1) | — | — | — | — | 3 (11.5) |
| SAH | 15 (100) | — | 1 (6.7) | 5 (33.3) | 1 (6.7) | — | 1 (6.7) | 3 (20.0) | 3 (20.0) | 1 (6.7) |
| SDH | 4 (100) | — | — | 1 (25.0) | 1 (25.0) | — | — | — | 2 (50.0) | — |
| Unspecified hemorrhage | 1 (100) | — | — | — | — | — | — | — | 1 (100) | — |
| Total | 46 | 2 | 4 | 18 | 8 | — | 1 | 3 | 6 | 4 |
| Outpatient | ||||||||||
| HS | 3 (100) | — | — | 2 (66.7) | — | — | — | — | 1 (33.3) | — |
| SAH | — | — | — | — | — | — | — | — | — | — |
| SDH | 4 (100) | — | — | 2 (50.0) | — | — | — | — | 1 (25.0) | 1 (25.0) |
| Unspecified hemorrhage | — | — | — | — | — | — | — | — | — | — |
| Total | 7 | — | — | 4 | — | — | — | — | 2 | 1 |
NPR, Norwegian Patient Registry; HS, hemorrhagic stroke; SAH, subarachnoid hemorrhage; SDH, subdural hemorrhage; TBI, traumatic brain injury.