Table 3.
Comparison of Neuroimaging Characteristics Between Sexes
| Male N = 294 (%) | Female N = 236 (%) | Total N = 530 (%) | p value | |
|---|---|---|---|---|
| CT scan head performed | 234 (80) | 179 (76) | 413 (78) | 0.343 |
| CT scan head abnormal | 137 (59) | 100 (56) | 237 (57) | 0.616 |
| MRI brain performed | 68 (23) | 71 (30) | 139 (26) | 0.074 |
| MRI brain abnormal | 58 (85) | 56 (79) | 114 (82) | 0.381 |
| Cerebral angiography performed | 40 (14) | 33 (14) | 73 (14) | 0.900 |
| Cerebral angiography abnormal | 23 (59) | 21 (66) | 44 (62) | 0.628 |
| EEG performed | 10 (3) | 7 (3) | 17 (3) | 0.810 |
| EEG abnormal | 7 (70) | 3 (43) | 10 (59) | 0.350 |
| Advanced spine imaging performed | 11 (4) | 7 (3) | 18 (3) | 0.810 |
| Advanced spine imaging abnormal | 7 (58) | 2 (25) | 9 (45) | 0.197 |
CT, computed tomography; MRI, magnetic resonance imaging; EEG, electroencephalography.