Table 1 Characteristics of North Texas Healthy Heart study participants by presence of coronary artery calcification-- Fort Worth, Texas, 2006-8 (N = 510)
Variable | Any calcification, n (%) | No calcification, n (%) | p-value* |
|---|---|---|---|
Age, mean (SD) | 58.4 (8.6) | 53.4 (6.9) | < .001 |
Body mass index, mean (SD) | 32.0 (7.0) | 30.4 (6.0) | 0.01 |
Gender | Â | Â | < .001 |
   Female | 90 (28.4) | 227 (71.6) |  |
   Men | 96 (49.7) | 97 (50.3) |  |
Race/ethnicity | Â | Â | < .001 |
   Non-Hispanic white | 71 (50.0) | 71 (50.0) |  |
   Non-Hispanic African American | 59 (35.3) | 108 (64.7) |  |
   Hispanic | 52 (26.9) | 141 (73.1) |  |
Education | Â | Â | 0.39 |
   Less than High school | 34 (30.9) | 76 (69.1) |  |
   High school graduate/GED | 39 (37.5) | 65 (62.5) |  |
   Some college or higher | 113 (38.2) | 183 (61.8) |  |
Smoked ≥ 100 cigarettes in one's life |  |  | 0.002 |
   Yes | 95 (44.4) | 119 (55.6) |  |
   No | 89 (30.8) | 200 (69.2) |  |
Diabetes Mellitus status | Â | Â | 0.005 |
   Yes | 46 (48.9) | 48 (51.1) |  |
   No | 139 (33.7) | 274 (66.3) |  |
Hypertension status | Â | Â | 0.004 |
   Yes | 111 (42.7) | 149 (57.3) |  |
   No | 73 (30.2) | 169 (69.8) |  |
Hyperlipidemia status | Â | Â | < 0.001 |
   Yes | 119 (44.6) | 148 (55.4) |  |
   No | 67 (27.8) | 174 (72.2) |  |
First degree relative with history of coronary heart disease | Â | Â | 0.01 |
   Yes | 106 (41.9) | 147 (58.1) |  |
   No | 76 (31.3) | 167 (68.7) |  |
Depressive symptomatology | Â | Â | Â |
   Low (CES-D score < 17) | 135 (36.3) | 237 (63.7) |  |
   High (CES-D score ≥ 17) | 50 (36.5) | 87 (63.5) |  |
Response to unfair treatment | Â | Â | 0.96 |
   Active | 123 (37.0) | 209 (63.0) |  |
   Passive | 63 (36.8) | 108 (63.2) |  |
Experienced racial discrimination | Â | Â | Â |
   Yes | 125 (35.5) | 227 (64.5) |  |
   No | 61 (38.6) | 97 (61.4) |  |