Table 3.
Indications, interventions, surgical techniques and outcomes of survivors and nonsurvivors in patients experienced nontraumatic subdural hematoma (SDH).
| Variables | Survivors in nontraumatic SDH (Number (%)) | Nonsurvivors in nontraumatic SDH (Number (%)) | p-Value |
|---|---|---|---|
| Surgical intervention was not done in 19 cases (46.3%) | |||
| The hematoma was not sizable enough | 6 (23.1) | 0 (0) | 0.0466 |
| Not fit for surgical intervention | 0 (0) | 13 (86.7) | <0.0001 |
| Surgical intervention was done in 22 cases (53.4%) | |||
| Acute subdural hematoma | 13 (50) | 2 (13.3) | 0.0203 |
| Sub-acute and chronic SDH | 7 (26.9) | 0 (0) | 0.0294 |
| The technique of surgical intervention | |||
| Burr-hole evacuation | 7 (26.9) | 0 (0) | 0.0294 |
| Decompressive flap and duroplasty | 13 (50) | 2 (13.3) | 0.0203 |
| Total mortality rate | |||
| At 30 days | 12 (80) | 0.0012 | |
| At 1 year | 3 (20) | ||
*p < 0.05 are significantly different.