Table 1.
Characteristics of Study Population, Stratified by BMI Category
Variable | Normal Weight N=3,802 |
Overweight N=4,953 |
Obese N=2,356 |
Severely Obese N=1,119 |
---|---|---|---|---|
Mean Age, in years (SD) | 57 (6) | 58 (6) | 57 (6) | 56 (6) |
Female – % | 62 | 46 | 54 | 75 |
African American – % | 15 | 22 | 33 | 44 |
Current Smokers – % | 28 | 21 | 16 | 13 |
Mean systolic blood pressure, in mmHg (SD) | 117 (18) | 121 (18) | 125 (19) | 130 (19) |
Anti-hypertensive medicine – % | 20 | 29 | 41 | 50 |
Mean heart rate (SD) | 65 (10) | 65 (10) | 66 (10) | 69 (11) |
Diabetes – % | 5 | 12 | 23 | 33 |
History of CHD - % | 4 | 6 | 6 | 4 |
Median NT-proBNP, in pg/ml (25th–75th percentile) | 63 (34–108) | 46 (24–85) | 45 (24–85) | 51 (27–91) |