Table 6.
MRI findings among young and old patients with cerebral infarction.
| Young patients | Old patients | P | |
|---|---|---|---|
| MRI | 89 (89) | 848 (76.0) | .003 |
| DWI positive | 84 (93.3) | 815 (96.7) | .13 |
| Anterior circulation | 68 (68) | 812 (72.7) | .35 |
| Posterior circulation | 30 (30) | 297 (26.6) | .48 |
| Middle cerebral artery | 66 (66) | 790 (70.7) | .36 |
| Anterior cerebral artery | 3 (3) | 37 (3.3) | 1.00 |
| Occipital | 8 (8) | 102 (9.1) | .86 |
| Thalamus | 3 (3) | 79 (7.1) | .15 |
| Mesencephalon | 3 (3) | 20 (1.8) | .43 |
| Pons | 2 (2) | 64 (5.7) | .16 |
| Medulla oblongata | 5 (5) | 24 (2.2) | .08 |
| Cerebellum | 11 (11) | 87 (7.8) | .25 |
| More than one artery domain | 6 (6) | 57 (5.1) | .54 |
| Anterior and posterior circulation | 2 (2) | 35 (3.1) | .83 |
| Bilateral middle cerebral arteries | 4 (4) | 22 (2) | .19 |
| Leukoaraiosis (MRI) | 7 (7.8) | 424 (50.4) | <.001 |
| Old infarctions (MRI)* | 10 (10) | 238 (21.3) | .006 |
| Embolic infarction (MRI) | 66 (79) | 594 (73) | .30 |
| Lacunar infarction (MRI) | 18 (21) | 223 (27) | .25 |
Data are expressed as mean or n (%).
MRI, magnetic resonance imaging; DWI, diffusion-weighted imaging.
*Including both silent and symptomatic infarctions.