Table 2.
Baseline patient characteristics and radiographic findings of patients that did not have surgical intervention.
| Screened (n = 83) | Unscreened (n = 32) | P value | |
|---|---|---|---|
| Demographics | |||
| Age (years, SD) | 81.2 (13.0) | 74.8 (18.1) | 0.07 |
| Age ≥ 65 y (%) | 76 (90.5) | 24 (75.0) | 0.06 |
| Sex (Male, %) | 33 (39.3) | 17 (53.1) | 0.18 |
| Aspirin (%) | 38 (45.2) | 14 (43.8) | 0.89 |
| Plavix (%) | 8 (9.5) | 8 (25.0) | 0.06 |
| Coumadin (%) | 15 (17.9) | 8 (25.0) | 0.41 |
| Other anticoagulant (%) | 5 (6.0) | 1 (3.1) | 0.48 |
| Mechanism of injury | |||
| Fall | 76 (90.5) | 23 (71.9) | 0.03* |
| MVA | 1 (1.2) | 2 (6.3) | 0.18 |
| Assault | 0 (0.0) | 1 (3.1) | 0.28 |
| Unknown | 6 (7.1) | 6 (18.8) | 0.13 |
| Traumatic injury | 5 (6.0) | 4 (12.5) | 0.26 |
| GCS upon presentation | |||
| GCS 15 | 80 (95.2) | 27 (84.4) | 0.11 |
| GCS 14 | 4 (4.8) | 5 (15.6) | 0.11 |
| Pattern of bleed | |||
| Subdural | 47 (56.0) | 23 (71.9) | 0.10 |
| Subarachnoid | 30 (35.7) | 5 (15.6) | 0.02* |
| Intraparenchymal | 3 (3.6) | 0 (0.0) | 0.56 |
| Intraventricular | 2 (2.4) | 1 (3.1) | 1.00 |
| Multicompartmental | 2 (2.4) | 3 (9.4) | 0.13 |
| MLS | |||
| Present (any size) | 8 (9.5) | 6 (18.8) | 0.23 |
| ≥5 mm | 3 (3.6) | 1 (3.1) | 1.00 |
| LOS (days, SD) | 2.62 (3.38) | 2.00 (1.02) | 0.13 |
*
Denotes statistically significant difference. SD = standard deviation, MVA = motor vehicle accident, MLS = midline shift, GCS = Glasgow Coma Scale, LOS = length of stay.