Table 1.
Characteristics of the sample population.
| Count, n, (%) | Coronary Artery Disease (CAD) (N = 1829) | Chi Square Value | p-Value |
|---|---|---|---|
| Age, years | χ2 = 1899.874 | p < 0.001 a | |
| Under 15 | 4 (0.2%) | ||
| 15–24 | 1 (0.1%) | ||
| 25–44 | 32 (1.7%) | ||
| 45–64 | 392 (21.4%) | ||
| 65–74 | 604 (33%) | ||
| ≥75 | 796 (43.5%) | ||
| Sex | χ2 = 272.615 | p < 0.001 a | |
| Male | 1147 (63%) | ||
| Female | 682 (37%) | ||
| Race/ethnicity | χ2 = 73.012 | p < 0.001 a | |
| Non-Hispanic White | 1536 (84%) | ||
| Non-Hispanic Black | 134 (7.3%) | ||
| Hispanic | 107 (5.9%) | ||
| Non-Hispanic Other | 52 (2.8%) | ||
| Tobacco use | χ2 = 54.216 | p < 0.001 a | |
| Not Current | 1431 (78.2%) | ||
| Current | 189 (10.3%) | ||
| Never Use | 669 (35.3%) | ||
| Former | 645 (35.3%) | ||
| Body Mass Index | χ2 = 392.570 | p < 0.001 a | |
| Underweight <18.5 | 554 (30.7%) | ||
| Normal 18.5–24.9 | 280 (15.5%) | ||
| Overweight 25.0–29.9 | 425 (23.5%) | ||
| Class I Obesity 30.5–34.9 | 315 (17.5%) | ||
| Class II Obesity 35.0–39.9 | 134 (7.4%) | ||
| Class III Obesity ≥40.0 | 97 (5.4%) | ||
ap = 0.000, b p < 0.05. Date source Center for Diseases Control and Prevention. National Ambulatory Health Care Data: Data Sets and Documentation. (November 30, 2017). Accessed September 27, 2018. https://www.cdc.gov/nchs/ahcd/datasets_documentation_related.htm [13].