Table 1 Baseline characteristics of the study cohort
From: Genetics of heart rate in heart failure patients (GenHRate)
Characteristic | Overall (N = 1060) | African American (N = 543) | White (N = 517) | P |
|---|---|---|---|---|
Female | 374 (35%) | 220 (41%) | 154 (30%) | 0.001 |
Age | 68 (± 12) | 65 (± 12) | 71 (± 11) | 0.001 |
Ejection fraction (%) | 34.9 (± 11) | 33.6 (± 11.4) | 36.2 (± 10.4) | 0.001 |
Ischemic etiology | 608 (57%) | 267 (49%) | 341 (66%) | 0.001 |
Hx COPD | 234 (22%) | 114 (21%) | 120 (23%) | 0.375 |
Hx CKD | 239 (± 23%) | 149 (± 27.4) | 90 (± 17.4) | 0.001 |
Hx A-Fib | 295 (28%) | 104 (19%) | 191 (37%) | 0.001 |
Hx stroke/TIA | 129 (12%) | 69 (12.7%) | 60 (11.6%) | 0.375 |
Hx diabetes | 441 (42%) | 250 (46%) | 191 (37%) | 0.003 |
Sys BP (mmHg) | 129 ± 23 | 131 ± 24 | 126 ± 22 | 0.002 |
HR (beats per min.) | 71.1 ± 13 | 72.2 ± 13 | 69.9 ± 13 | 0.007 |
NTproBNP (ng/L) | 348 (± 374) | 336 (± 386) | 362 (± 360) | 0.001 |
Creatinine (mg/dL) | 1.29 | 1.36 (± 1.08) | 1.17 (± 0.57) | 0.003 |
BB exposurea | 0.26 (± 0.29) | 0.26 (± 0.3) | 0.26 (± 0.29) | 0.832 |