Table 1.
Characteristics of MESA study participants with ECG patch monitoring
| Characteristic | Analysis 1: ≥ 12 days of analyzable time n=946 |
Analysis 2: ≥ 2 days of analyzable time on each of 2 monitors n=439 |
|---|---|---|
| Age at monitoring, yrs, N (%) | ||
| 57–69 | 320 (33.8) | 150 (34.2) |
| 70–79 | 322 (34.0) | 149 (33.9) |
| 80–89 | 278 (29.4) | 127 (28.9) |
| 90–99 | 26 (2.8) | 13 (3.0) |
| Race/ethnicity, N (%) | ||
| White | 409 (43.2) | 229 (52.2) |
| African American | 208 (22.0) | 88 (20.0) |
| Hispanic | 208(22.0) | 69 (15.7) |
| Chinese | 121 (12.8) | 53 (12.1) |
| Male sex, N (%) | 487 (51.5) | 219 (49.9) |
| Current smoking, N (%)* | 71 (7.5) | 32 (7.3) |
| Treated hypertension, N (%)* | 513 (54.2) | 239 (54.4) |
| Systolic blood pressure, mmHg, mean (SD)* | 121.1 (19.1) | 121.4 (19.6) |
| Diastolic blood pressure, mmHg, mean (SD)* | 68.2 (10.1) | 68.8 (10.0) |
| Body mass index, kg/m2, mean (SD) | 28.4 (5.1) | 28.4 (5.2) |
| Diabetes, N (%)* | 166 (17.6%) | 69 (15.7) |
| History of myocardial infarction, N (%)* | 26 (2.8) | 13 (3.0) |
| History of heart failure, N (%)* | 21 (2.2) | 9 (2.0) |
| History of clinically-recognized AF or atrial flutter, N (%) |
142 (15.0) | 69 (15.7) |
*
Assessed at the 2010–2012 MESA exam