Table 2.
Characteristics of the CATHGEN study population
| Characteristic | Total (n=6587) |
|---|---|
| Annual average PM2.5 | 12.5 ± 1.2 |
| Age at time of enrollment | 60.8 ± 12.1 |
| Body mass index (kg/m2) | 30.1 ± 7.3 |
| Coronary Artery Diseasea | |
| Yes | 2950 (50) |
| No | 2976 (50) |
| Sex | |
| Male | 3,991 (61) |
| Female | 2,596 (39) |
| Raceb | |
| Non-Hispanic white | 4,853 (74) |
| African American | 1,340 (20) |
| Other | 394 (6) |
| History of smoking | |
| Yes | 3,152 (48) |
| No | 3,435 (52) |
| History of diabetes | |
| Yes | 1,886 (29) |
| No | 4,701 (71) |
| Area level educationc | |
| Low | 2,693 (41) |
| High | 3,894 (59) |
| Urban/rural statusd | |
| Urban | 2,770 (42) |
| Rural | 3,817 (58) |
Data are reported as n (%) or mean ± SD. LDL-P, low-density lipoprotein particle concentration.
a
Binary measure of coronary artery disease (>23 CAD index).
b
Other race/ethnicity includes Native American, Hispanic, Asian, and unknown.
c
Low educational attainment includes those who live in block groups where ≥25% of males and females have less than a high school education.
d
Urban status was defined as living in a metropolitan urban core census tract.