Demographic, clinical and magnetic resonance imaging variables of subjects with and without post-stroke emotional lability
| Variable | PSEL (n = 74) | No PSEL (n = 445) | p Value |
| No of acute infarcts* | 1.5 (2.2) | 1.4 (2.1) | 0.604† |
| Volume of acute infarct (cm3)* | 4.0 (16.1) | 1.6 (4.3) | 0.200† |
| Localisation of acute infarcts in (n (%)) | |||
| Frontal lobe | 7 (9.5) | 25 (5.6) | 0.203‡ |
| Temporal lobe | 2 (2.7) | 16 (3.6) | 0.698§ |
| Parietal lobe | 4 (5.4) | 30 (6.7) | 0.804§ |
| Occipital lobe | 3 (4.1) | 9 (4.0) | 0.392§ |
| Basal ganglia | 18 (24.3) | 90 (20.2) | 0.421‡ |
| Thalamus | 3 (4.1) | 26 (5.8) | 0.784§ |
| Brain stem | 14 (18.7) | 61 (13.7) | 0.238‡ |
| Cerebellum | 1 (1.4) | 7 (1.6) | 1.000§ |
| Coronary radiate | 9 (12.2) | 62 (13.9) | 0.682‡ |
| Centrums semiovale | 4 (5.4) | 19 (4.3) | 0.555§ |
| Internal capsule | 11 (14.9) | 59 (13.3) | 0.708‡ |
| No of old infarcts* | 0.9 (1.5) | 0.9 (1.7) | 0.977† |
| Location of old infarcts (n (%)) | |||
| Frontal lobe | 1 (1.4) | 10 (2.2) | 1.000§ |
| Temporal lobe | 2 (2.7) | 8 (1.8) | 0.641§ |
| Parietal lobe | 3 (4.1) | 8 (1.8) | 0.197§ |
| Occipital lobe | 1 (1.4) | 7 (1.6) | 1.000§ |
| Basal ganglia | 18 (24.3) | 90 (20.2) | 0.421‡ |
| Thalamus | 7 (9.5) | 27 (6.1) | 0.275‡ |
| Brain stem | 2 (2.7) | 19 (4.3) | 0.753§ |
| Cerebellum | 0 (0.0) | 6 (1.3) | 0.601§ |
| Coronary radiate | 9 (12.2) | 42 (9.4) | 0.466‡ |
| Centrums semiovale | 3 (4.1) | 11 (2.5) | 0.434§ |
| Internal capsule | 4 (5.4) | 25 (5.6) | 1.000§ |
| Lacunar infarcts | 0.573‡ | ||
| Presence of lacunar infarcts (n (%)) | 44 (59.5) | 249 (56.0) | 0.626† |
| No of lacunar infarcts* | 1.4 (1.8) | 1.3 (1.9) | |
| White matter lesions | |||
| DWMH score* | 1.09 (0.90) | 1.01 (0.80) | 0.469† |
| PVH score* | 1.23 (0.71) | 1.24 (0.84) | 0.962† |
*Values are mean (SD).
†Mann-Whitney U test; ‡χ2 test; §Fisher exact test.
DWMH, deep white matter hyperintensities; MMSE, Mini-Mental State Examination; NIHSS, National Institute of Health Stroke Scale; PSEL, post-stroke emotional lability; PVH, periventricular hyperintensities.