Table 1.
Characteristics of MESA participants by quintiles of central retinal artery diameter
| Quintile 1 (n = 1181) | Quintile 2 (n = 1174) | Quintile 3 (n = 1176) | Quintile 4 (n = 1184) | Quintile 5 (n = 1182) | |
| Age | 66.1 (9.9) | *64.1 (9.7) | *62.4 (9.9) | *62.3 (9.5) | *61.0 (9.8) |
| % Male | 54.6 | 53.4 | *47.1 | *43.8 | *40.8 |
| Race/ethnicity | |||||
| % White | 45.8 | 41.7 | 40.9 | *35.4 | *34.9 |
| % Black | 24.4 | 25.8 | 27.6 | 27.7 | 29.0 |
| % Chinese | 12.6 | 12.3 | 10.8 | 11.9 | 11.2 |
| % Hispanic | 17.2 | 20.2 | 20.8 | *25.0 | *24.9 |
| Body mass index (kg/m2) | 28.1 (5.0) | 28.5 (5.4) | 28.4 (5.5) | 28.6 (5.6) | 28.4 (5.6) |
| Waist circumference (cm) | 98.1 (13.0) | 98.6 (14.3) | 97.6 (14.9) | 97.5 (14.7) | 97.3 (15.5) |
| % Diabetes | 14.1 | 12.4 | 13.1 | 15.7 | 17.3 |
| % Hypertension | 59.9 | *52.1 | *47.5 | *44.4 | *39.3 |
| % Use of blood pressure-lowering medication | 47.3 | *41.7 | *39.6 | *36.0 | *33.5 |
| % Use of renin–angiotensin system inhibitors | 23.5 | 20.8 | *18.8 | *17.8 | *16.6 |
| Systolic blood pressure (mm Hg) | 130.7 (19.9) | *127.3 (19.6) | *123.1 (20.5) | *121.8 (20.6) | *117.5 (19.9) |
| Diastolic blood pressure (mm Hg) | 73.5 (10.5) | *72.0 (9.5) | *70.6 (9.8) | *69.3 (9.6) | *67.3 (9.7) |
| % Current smoker | 12.6 | 16.2 | *19.2 | *24.9 | *30.3 |
*P < 0.01 compared to Quintile 1.