Table 5.
Investigations.
| Young patients (n = 100) | Old patients (n = 1117) | P | |
|---|---|---|---|
| ECG on admission | |||
| Total | 82 (82) | 1057 (94.6) | |
| Atrial fibrillation | 2 (2.4) | 181 (17.1) | <.001 |
| Left bundle branch block | 0 (0) | 38 (3.6) | .11 |
| Left ventricle hypertrophy | 6 (7.3) | 73 (6.9) | .82 |
| Unspecific ST depression | 7 (8.5) | 232 (21.9) | .003 |
| Acute anterior myocardial infarction | 0 (0) | 3 (.3) | 1.00 |
| Old anterior myocardial infarction | 2 (2.4) | 52 (4.9) | .42 |
| Acute inferior myocardial infarction | 0 (0) | 2 (.2) | 1.00 |
| Old inferior myocardial infarction | 2 (2.4) | 59 (5.6) | .31 |
| Echocardiography | |||
| Total | 63 (63) | 357 (32.0) | |
| TTE | 28 (44.4) | 284 (79.6) | |
| TEE | 35 (55.6) | 73 (20.4) | |
| Left ventricle hypertrophy | 7 (11.1) | 119 (33.3) | <.001 |
| Patent foramen ovale | 10 (15.9) | 14 (3.9) | .001 |
| Sequelae anterior myocardial infarction | 2 (3.2) | 19 (5.3) | .75 |
| Sequelae inferior myocardial infarction | 0 (0) | 16 (4.5) | .15 |
| Holter monitoring | |||
| Total | 57 (57) | 434 (38.9) | |
| Paroxysmal atrial fibrillation | 1 (1.8) | 78 (18.0) | .001 |
| Duplex of cervical arteries | |||
| Total | 86 (86) | 893 (79.9) | |
| ICA stenosis1 | 11 (12.8) | 356 (39.9) | .000 |
| Symptomatic ICA stenosis ≤49%1* | 0 (0) | 83 (13.9) | .002 |
| Symptomatic ICA stenosis 50–69%1* | 0 (0) | 55 (9.2) | |
| Symptomatic ICA stenosis 70%–99%1* | 2 (3.9) | 34 (5.7) | |
| Symptomatic occlusion1* | 5 (9.8) | 29 (4.9) | |
| No ICA stenosis1* | 44 (86.3) | 397 (66.4) | |
Data are expressed as mean or n (%).
ECG, electrocardiography; ICA, internal carotid artery.
¹Area reduction measured by neurosonology.
*Among patients with ipsilateral infarction in the middle cerebral artery territory.