Table 1 Variables related to the risk factors for intraoperative acute diffuse brain swelling in patients with isolated traumatic ASDH (n = 256)
Variables | No acute diffuse brain swelling | Acute diffuse brain swelling | Statistical values | p value |
|---|---|---|---|---|
Totals | 200 | 56 (21.8%) | ||
Sex | 0.731 | 0.393 | ||
Male | 142 | 43 (23.2%) | ||
Female | 58 | 13 (18.3%) | ||
Age (years) | 57.5 | 55.5 | 5399 | 0.681* |
Mechanism of injury | 8.432 | 0.015 | ||
Motor vehicle accident | 121 | 43 (26.2%) | ||
Fall down | 55 | 5 (8.3%) | ||
Falls from a height | 24 | 8 (25%) | ||
GCS | 35.198 | < 0.001 | ||
3–5 | 121 | 55 (31.3%) | ||
6–8 | 64 | 1 (1.5%) | ||
9–15 | 15 | 0 (0%) | ||
Dilated pupils | 52.332 | < 0.001 | ||
Absent or unilateral | 120 | 3 (2.4%) | ||
Bilateral | 80 | 53 (39.8%) | ||
Site of haematoma | 0.333 | 0.56 | ||
Left | 98 | 25 (20.3%) | ||
Right | 102 | 31 (23.3%) | ||
Thickness of haematoma (mm) | 4.303 | 0.231 | ||
< 5 | 10 | 4 (28.6%) | ||
5–9.9 | 87 | 16 (15.5%) | ||
10–14.9 | 72 | 26 (26.5%) | ||
≥ 15 | 31 | 10 (24.4%) | ||
Midline shift (mm) | 2.170 | 0.538 | ||
< 5 | 8 | 4 (33.3%) | ||
5–9.9 | 52 | 13 (20.0%) | ||
10–14.9 | 89 | 21 (19.1%) | ||
≥ 15 | 51 | 18 (26.1) | ||
SAH | 9.131 | 0.003 | ||
No | 117 | 20 (14.6%) | ||
Yes | 83 | 36 (30.3%) | ||
Condition of the basal cistern | 38.450 | < 0.001 | ||
0 | 9 | 0 (0.0%) | ||
1 | 30 | 0 (0.0%) | ||
2 | 83 | 9 (9.8%) | ||
3 | 78 | 47 (37.6%) | ||
The time from injury to surgery (h) | 11.979 | 0.001 | ||
< 4 | 122 | 48 (28.2%) | ||
≥ 4 | 78 | 8 (9.3%) | ||