Table 4.
Risk factors for symptomatic hyperperfusion
| Symptomatic hyperperfusion | Univariate | ||
| Yes | No | P Value | |
| No. of surgical procedures | 6 | 43 | |
| Mean age ± SD, yrs | 15.3 ± 17.3 | 22.6 ± 17.2 | 0.341 |
| Operation side | |||
| Right | 3 | 22 | 1.000 |
| Left | 3 | 21 | |
| Clinical phenotype | 0.115 | ||
| TIA | 4 | 27 | |
| Ischemic stroke | 0 | 4 | |
| ICH | 1 | 1 | |
| Headache | 0 | 6 | |
| Asymptomatic | 0 | 5 | |
| Others | 1 | 0 | |
| MRA stage | 1.000 | ||
| 1 | 0 | 1 | |
| 2 | 4 | 25 | |
| 3 | 2 | 14 | |
| 4 | 0 | 3 | |
| Fluorescence emission timing | 0.026 | ||
| EARLIEST | 6 | 18 | |
| INTERMEDIATE | 0 | 12 | |
| LATEST | 0 | 13 | |
ICH: intracranial haemorrhage
SD: standard deviation
TIA: transient ischemic attack