Table 2.
ARIC and MESA cohort demographics
| ARIC |
MESA |
P† | |||
|---|---|---|---|---|---|
| No HF in 10 years (n = 13,810) | HF in 10 years(n = 803) | No HF in 10 years(n = 6497) | HF in 10 years(n = 239) | ||
| Sex (male) | 6179 (44.7) | 456 (57.2) | 3037 (46.7) | 144 (60.3) | <.05 |
| Race (African American) | 3559 (25.8) | 289 (36.0) | 1790 (27.6) | 80 (33.5) | <.05 |
| Age at visit 1 (years) | 53.9 (5.7) | 57.2 (5.2) | 61.91 (10.2) | 68.68 (8.8) | <.05 |
| BMI (kg/m2) | 27.4 (5.2) | 29.5 (6.3) | 28.3 (5.5) | 30.0 (6.0) | <.05 |
| Smoking status | <.05 | ||||
| Former | 4407 (31.9) | 284 (35.4) | 2361 (36.3) | 100 (41.8) | |
| Current | 3485 (25.2) | 304 (37.9) | 844 (13.0) | 36 (15.1) | |
| Prevalent coronary heart disease | 458 (3.3) | 138 (17.2) | NA‡ | NA‡ | - |
| Diabetes mellitus | 1326 (9.6) | 286 (35.6) | 591 (9.1) | 64 (26.8) | <.05 |
| Systolic blood pressure (mm Hg) | 120.5 (18.4) | 131.2 (22.9) | 127.6 (21.5) | 139.6 (24.6) | <.05 |
| Hypertension medication | 3566 (25.8) | 420 (52.3) | 2361 (36.3) | 144 (60.3) | <.05 |
| Left ventricular hypertrophy | 253 (1.9) | 50 (6.4) | 55 (0.8) | 12 (5.0) | <.05 |
| Valvular disease | 33 (0.2) | 9 (1.1) | NA‡ | NA‡ | - |
| Heart rate (ventricular, beats/min) | 66.4 (10.0) | 70.5 (12.3) | 63.0 (9.6) | 65.3 (10.6) | <.05 |
Data are n (%) or mean (SD).
BMI = body mass index.
†
P values are results from the comparison of the entire ARIC study data to the entire MESA study data.
‡
Variable imputed with 0, representing that this factor was not present at baseline.