Table 2.
Vascular risk factors, history of cardiovascular disease and stroke subtypes stratified by age group
| 15–49 years n = 228 | 50–74 years n = 1126 | ≥75 years n = 1130 | P a | |
|---|---|---|---|---|
| Vascular risk factors | ||||
| Hypertension | 53 (23.2) | 550 (48.9) | 696 (61.6) | <0.001 |
| Diabetes mellitus | 16 (7.0) | 161 (14.3) | 173 (15.3) | 0.004 |
| Atrial fibrillation | 9 (3.9) | 203 (18.0) | 487 (43.1) | <0.001 |
| Active smoking | 81 (35.5) | 406 (36.1) | 117 (10.3) | <0.001 |
| History of CVD | ||||
| Prior stroke | 10 (4.4) | 148 (13.1) | 187 (16.5) | <0.001 |
| Prior TIA | 9 (3.9) | 75 (6.7) | 105 (9.3) | 0.005 |
| Myocardial infarction | 8 (3.5) | 126 (11.2) | 215 (19.0) | <0.001 |
| Pectoral angina | 6 (2.6) | 102 (9.1) | 204 (18.0) | <0.001 |
| Peripheral artery disease | 3 (1.3) | 81 (7.2) | 83 (7.4) | 0.002 |
| Stroke subtype (TOAST) | ||||
| Large‐artery atherosclerosis | 7 (3.1) | 159 (14.1) | 135 (11.9) | <0.001 |
| Cardioembolism | 65 (28.5) | 280 (24.9) | 460 (40.7) | <0.001 |
| Small‐vessel occlusion | 32 (14.0) | 181 (16.1) | 93 (8.2) | <0.001 |
| Stroke of other determined cause | 44 (19.3) | 21 (1.9) | 3 (0.2) | <0.001 |
| Stroke of undetermined cause | 80 (35.1) | 485 (43.1) | 429 (37.9) | 0.02 |
TIA, transient ischaemic attack; CVD, cardiovascular disease; TOAST, Trial of Org 10172 in Acute Stroke Treatment 1.
a
Chi‐square test.