Table 1.
Demographic and lifestyle characteristics of 12,105 women participating in the Reasons for Geographic and Racial Differences in Stroke study, stratified by race and geographic region1
| Demographic and lifestyle characteristics | Stroke Buckle | Stroke Belt |
Other (non-stroke buckle or belt) |
P value between regions | ||||||
|
Black (n = 971) |
White (n = 1,905) |
P value |
Black (n = 1,600) |
White (n = 2,603) |
P value |
Black (n = 2,237) |
White (n = 2,789) |
P value |
||
| Age, y, mean ± SD | 62.2 ± 8.9 | 64.4 ± 9.4 | <0.001 | 62.4 ± 8.7 | 64.5 ± 9.2 | <0.001 | 64.5 ± 9.0 | 65.0 ± 9.6 | 0.06 | <0.001 |
| Post-menopausal, % | 85.0 | 88.8 | 0.003 | 85.7 | 89.3 | <0.001 | 88.4 | 90.2 | 0.03 | 0.04 |
| Hormone use, % | 46.5 | 68.8 | <0.001 | 52.1 | 69.6 | <0.001 | 45.8 | 60.5 | <0.001 | <0.001 |
| Multivitamin use, % | 40.7 | 51.1 | <0.001 | 43.3 | 52.9 | <0.001 | 43.3 | 57.2 | <0.001 | 0.01 |
| Income, % | <0.001 | <0.001 | <0.001 | <0.001 | ||||||
| <$25,000 | 40.9 | 23.6 | 45.3 | 26.5 | 37.3 | 23.3 | ||||
| $25,000-$50,000 | 30.4 | 30.3 | 27.5 | 31.5 | 30.3 | 29.5 | ||||
| $50,000-$75,000 | 9.0 | 14.0 | 9.7 | 12.5 | 11.7 | 14.2 | ||||
| ≥$75,000 | 5.7 | 17.1 | 5.2 | 14.4 | 8.4 | 17.7 | ||||
| Education, % | <0.001 | <0.001 | <0.001 | <0.001 | ||||||
| < High school | 19.3 | 7.6 | 19.6 | 8.4 | 12.1 | 4.8 | ||||
| High school graduate | 29.2 | 29.5 | 27.4 | 29.9 | 27.4 | 25.2 | ||||
| Some college | 25.3 | 28.7 | 25.8 | 29.6 | 32.5 | 29.5 | ||||
| College degree or higher | 26.1 | 34.2 | 27.3 | 32.1 | 28.1 | 40.6 | ||||
| Marital status, % | <0.001 | <0.001 | <0.001 | <0.001 | ||||||
| Single | 8.0 | 2.2 | 8.8 | 3.0 | 10.1 | 5.9 | ||||
| Married | 39.7 | 60.2 | 38.7 | 57.0 | 28.0 | 50.6 | ||||
| Divorced | 19.5 | 13.3 | 21.4 | 14.7 | 28.2 | 17.8 | ||||
| Widow | 27.1 | 23.3 | 27.4 | 24.5 | 29.5 | 24.8 | ||||
| Other | 5.7 | 0.9 | 3.7 | 0.8 | 4.2 | 0.9 | ||||
| Smoking, % | <0.001 | 0.005 | <0.001 | <0.001 | ||||||
| Current | 11.0 | 13.3 | 17.0 | 13.4 | 17.5 | 12.1 | ||||
| Never | 61.2 | 53.3 | 53.3 | 54.9 | 45.8 | 53.4 | ||||
| Former | 27.9 | 33.4 | 29.6 | 31.7 | 36.7 | 34.5 | ||||
| Physical activity, % | 0.22 | 0.04 | <0.001 | 0.24 | ||||||
| 0 times/wk | 37.8 | 36.7 | 41.2 | 37.6 | 40.3 | 34.3 | ||||
| 1-3 times/wk | 38.1 | 36.2 | 36.0 | 36.8 | 36.4 | 37.2 | ||||
| 4 or more times/wk | 24.2 | 27.2 | 22.8 | 25.7 | 23.3 | 28.5 | ||||
| Television viewing, % | <0.001 | <0.001 | <0.001 | 0.04 | ||||||
| 0 h/wk | 0.2 | 0.8 | 0.6 | 1.0 | 0.6 | 1.1 | ||||
| 1-6 h/wk | 13.5 | 13.6 | 14.0 | 13.6 | 12.1 | 14.8 | ||||
| 1 h/d | 3.3 | 7.3 | 3.1 | 7.5 | 2.6 | 8.2 | ||||
| 2-3 h/d | 41.0 | 53.5 | 36.1 | 51.7 | 38.7 | 51.1 | ||||
| >3 h/d | 42.1 | 24.8 | 46.2 | 26.4 | 46.1 | 24.8 | ||||
1Differences within (black vs. white) and between regions (Stroke Buckle vs. Stroke Belt vs. Other) were examined using t tests for continuous variables (age) and chi-square for categorical variables