Characteristic | East Asian N=361 | South Asian N=210 | White N=7017 | p value |
---|---|---|---|---|
Age, mean (SD) y | 72.0 (14.4) | 69.1 (12.8) | 72.3 (13.7) | <0.001 |
Female | 51.0 | 40.5 | 47.8 | 0.051 |
Married | 61.2 | 62.9 | 52.8 | <0.001 |
Living alone | 6.9 | 8.1 | 22.8 | <0.001 |
Median income quintile | Â | Â | Â | Â |
 Q1 (low income) | 26.0 | 31.4 | 21.4 | <0.001 |
 Q2 | 23.3 | 21.4 | 21.3 |  |
 Q3 | 17.2 | 19.5 | 18.2 |  |
 Q4 | 16.3 | 13.8 | 17.9 |  |
 Q5 (high income) | 16.1 | 12.4 | 19.7 |  |
Previously independent | 77.0 | 76.2 | 80.0 | 0.2 |
Smoker (current) | 12.5 | 8.1 | 19.5 | <0.001 |
Alcohol (>2 drinks/day) | 1.9 | <5 | 6.2 | <0.001 |
Diabetes mellitus | 26.3 | 41.9 | 24.5 | <0.001 |
Hypertension | 72.0 | 74.8 | 67.8 | 0.03 |
Dyslipidemia | 30.7 | 42.4 | 34.4 | 0.02 |
Family history of stroke | 7.8 | 9.5 | 9.6 | 0.5 |
Peripheral arterial disease | 2.5 | 4.3 | 6.9 | 0.002 |
Atrial fibrillation | 13.3 | 9.0 | 17.4 | <0.001 |
Previous myocardial Infarction | 6.6 | 15.7 | 15.0 | <0.001 |
Previous stroke or TIA | 28.8 | 30.5 | 32.0 | 0.4 |
Charlson score (>2) | 19.9 | 30.5 | 36.8 | <0.001 |
Systolic blood pressure mean, (SD), mmHg | 158.1 (29.7) | 164 (32.3) | 159.1 (30) | 0.04 |
Diastolic blood pressure mean, (SD), mmHg | 83.8 (16) | 84.6 (16.8) | 83 (17) | 0.049 |
LOC on arrival | Â | Â | Â | Â |
 Alert | 79.8 | 85.7 | 87.8 | <0.001 |
 Drowsy | 16.3 | 10.5 | 9.7 |  |
 Unconscious | 2.8 | 2.9 | 2.2 |  |
CNS score (median) | 8.5 | 8.5 | 9 | <0.001 |
CNS score >8 | 53.3 | 57.0 | 58.7 | 0.1 |
Oxford Community Stroke Project | Â | Â | Â | Â |
 Lacunar syndrome | 23.9 | 18.6 | 16.1 | 0.01 |
 Partial anterior | 35.2 | 40.2 | 39.3 |  |
 Posterior circulation | 20.6 | 20.1 | 23.2 |  |
 Total anterior circulation | 13 | 9.3 | 11.0 |  |
 TIA | 5.4 | 7.8 | 6.0 |  |