Table 1 Baseline characteristics of study participants
From: Mitochondrial DNA copy number and incident atrial fibrillation
Characteristic | ARIC | MESA | CHS |
|---|---|---|---|
N | 10,149 | 5781 | 3779 |
Age (years) | 57.2 (5.9) | 62.3 (10.3) | 72.2 (5.3) |
Male | 4307 (42.4) | 2762 (47.8) | 1506 (39.9) |
Race | |||
White | 8018 (79.0) | 2464 (42.6) | 3199 (84.7) |
Black | 2131 (21.0) | 1387 (24.0) | 580 (15.3) |
Chinese-American | – | 764 (13.2) | – |
Hispanic | – | 1166 (20.2) | – |
Smoking | |||
Never | 4020 (39.6) | 2925 (50.6) | 1766 (46.7) |
Former | 3814 (37.6) | 2117 (36.6) | 1535 (40.6) |
Current | 2315 (22.8) | 739 (12.8) | 478 (12.6) |
Current drinker | 5886 (58.0) | 3221 (55.7) | 1927 (51.0) |
Body mass index (kg/m2) | 28.0 (5.5) | 28.2 (5.5) | 26.7 (4.7) |
Total cholesterol (mg/dL) | 209.8 (39.5) | 194.4 (35.7) | 212.9 (38.6) |
HDL cholesterol (mg/dL) | 50.2 (17.1) | 51.0 (14.9) | 55.5 (15.8) |
Triglycerides (mg/dL) | 115.0 (82.0, 162.0) | 112.0 (78.0, 162.0) | 119.0 (91.0, 162.0) |
Systolic BP (mmHg) | 122.0 (19.1) | 126.4 (21.7) | 136.3 (21.6) |
Diastolic BP (mmHg) | 72.2 (10.3) | 71.8 (10.3) | 71.2 (11.2) |
NT-proBNP (pg/mL) | 52.2 (29.0, 91.7) | 56.0 (24.9, 115.3) | 96.8 (51.4, 186.5) |
Hypertension | 3560 (35.1) | 2569 (44.4) | 2134 (56.5) |
Diabetes | 1413 (13.9) | 700 (12.1) | 510 (13.5) |
Prevalent HF | 395 (3.9) | – | 58 (1.5) |
Prevalent CKD | 192 (1.9) | 776 (13.4) | 721 (19.1) |