Table 2. Cerebral perfusion characteristics in patients with and without leukoaraiosis.
| Characteristics | Leukoaraiosis Present (n = 52) |
Leukoaraiosis Absent (n = 19) |
p value |
|---|---|---|---|
| Cerebral Blood Flow (CBF) ml/100g/min | |||
| Periventricular White Matter, rCBF, mean±SD | 0.88±0.1 | 0.94±0.1 | 0.01 |
| Perihematoma rCBF, mean±SD | 0.86±0.1 | 0.88±0.1 | 0.5 |
| Cerebral Blood Volume (CBV) ml/100g | |||
| Periventricular White Matter, rCBV, mean±SD | 0.82±0.1 | 0.81±0.1 | 0.8 |
| Perihematoma rCBV, mean±SD | 0.9±0.1 | 0.9±0.1 | 0.8 |
| Tmax, seconds | |||
| Periventricular White Matter, rTmax, mean±SD | 2.3±2 | 1.1±1.2 | 0.04 |
| Perihematoma rTmax, mean±SD | 2.2±1.5 | 1.5±1 | 0.05 |
| Mean Transit Time (MTT) Seconds | |||
| Periventricular White Matter, rMTT, mean±SD | 0.97±3 | 0.99±0.1 | 0.5 |
| Perihematoma rMTT, mean±SD | 1±0.2 | 1±0.1 | 0.2 |
rCBF, relative cerebral blood flow; rCBV, relative cerebral blood volume; rTmax, relative Tmax; rMTT, relative mean transit time.