Table 1.
Participant characteristics by heart failure risk tertiles
| Characteristic | Overall N=6,911 | Low Risk (Range 0.6–5.4%) N=2,303 | Intermediate Risk (Range 5.4–9.0%), N=2,304 | High Risk (Range 9.0–50.3%) N=2,304 | P-Value |
|---|---|---|---|---|---|
| Age, years* | 65.7 ±8.0 | 60.2 ±5.7 | 65.8 ±7.0 | 71.1 ±7.1 | <0.001 |
| Female gender, N (%) | 994 (14.4) | 1205 (52.3) | 901 (39.1) | 450 (19.5) | <0.001 |
| Black race, N(%) | 30.3 ±5.8 | 986 (42.8) | 904 (39.2) | 556 (24.1) | <0.001 |
| Current smoking, N (%) | 139.6 ±15.4 | 233 (10.1) | 325 (14.1) | 436 (18.9) | <0.001 |
| BMI, kg/m2 | 79.8 ±11.5 | 29.4 ±5.6 | 30.8 ±6.0 | 30.7 ±5.8 | <0.001 |
| Systolic blood pressure, mmHg | 6192 (89.6) | 136.1 ±14.9 | 139.9 ±15.1 | 143 ±15.5 | <0.001 |
| Diastolic blood pressure, mmHg | 195.2 ±39.9 | 81.4 ±10.8 | 80.2 ±11.3 | 77.9 ±12 | <0.001 |
| Hypertension treatment, N (%) | 53 ±14.6 | 1848 (80.2) | 2129 (92.4) | 2215 (96.1) | <0.001 |
| Total cholesterol, mg/dL | 98.8 ±13.6 | 203.2 ±40.4 | 194.9 ±40.1 | 187.4 ±37.7 | <0.001 |
| HDL cholesterol, mg/dL | 65.7 ±8.0 | 55.6 ±15.4 | 53.5 ±14.5 | 50.0 ±13.2 | <0.001 |
| Fasting glucose, mg/dL | 994 (14.4) | 94.9 ±10.8 | 98.2 ±11.0 | 103.5 ±16.8 | <0.001 |
*
Age limited to individuals 80 years or less
Values are N (%) or mean ±standard deviation. ANOVA comparison normal continuous variables and Chi-squared comparison for categorical variables. BMI: body mass index; HDL: high density lipoprotein.