Variables | SDC | non-SDC | P | OR (95Â % CI) | R2 |
---|---|---|---|---|---|
Age, years (mean ± SD) | 40.1 ± 11.9 | 34.7 ± 10.4 | 0.003 | 1.048 (1.015–1.081) | 0.031 |
Male, n (%) | 32 (78.0Â %) | 203 (83.5Â %) | 0.389 | Â | Â |
Cause of trauma, n (%) | Â | Â | Â | Â | Â |
Traffic accident | 26 (63.4Â %) | 174 (71.6Â %) | 0.198 | Â | Â |
Fall | 11 (26.8Â %) | 43 (17.7Â %) | 0.151 | Â | Â |
Assault | 3 (7.3Â %) | 22 (9.1Â %) | 0.717 | Â | Â |
Others | 1 (2.4Â %) | 4 (1.6Â %) | 0.723 | Â | Â |
Trauma severity | Â | Â | Â | Â | Â |
GCS score, n (%) | Â | Â | 0.802 | Â | Â |
3–5 | 24 (58.5 %) | 140 (57.6 %) |  |  |  |
6–8 | 17 (41.5 %) | 103 (42.4 %) |  |  |  |
Motor score, n (%) | Â | Â | 0.291 | Â | Â |
1–3 | 29 (70.7 %) | 157 (64.6 %) |  |  |  |
4–6 | 12 (29.3 %) | 86 (35.4 %) |  |  |  |
Abnormal pupillary response, n (%) | 30 (73.2Â %) | 164 (67.5Â %) | 0.471 | Â | Â |
CT parameters, n (%) | Â | Â | Â | Â | Â |
Midline shift of >5 mm | 33 (80.5 %) | 186 (76.5 %) | 0.579 |  |  |
Compressed basal cisterns | 32 (78.0Â %) | 177 (72.8Â %) | 0.485 | Â | Â |
Type of mass lesion, n (%) | Â | Â | Â | Â | Â |
Combined lesions | 22 (53.6 %) | 59 (24.3 %) | <0.001 | 3.611 (1.829–7.130) | 0.047 |
SDH | 12 (29.3 %) | 110 (45.3 %) | 0.059 | 0.500 (0.244–1.026) | 0.013 |
Contusion | 7 (17.1Â %) | 74 (30.4Â %) | 0.085 | Â | Â |
Early hypotension, n (%) | 20 (48.8 %) | 40 (16.5 %) | <0.001 | 4.833 (2.400–9.733) | 0.064 |
Time from injury to operation, h (mean ± SD) | 10.4 ± 5.6 | 9.6 ± 4.7 | 0.362 |  |  |
ICP, mmHg (mean ± SD) |  |  |  |  |  |
Initial ICP | 38.1 ± 9.2 | 29.3 ± 8.1 | <0.001 | 1.125 (1.078–1.174) | 0.116 |
Dura suture ICP | 9.4 ± 4.0 | 9.2 ± 3.3 | 0.721 |  |  |
Unfavorable outcome, n (%) | 32 (78.0Â %) | 161 (66.3Â %) | Â | Â | Â |