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. Author manuscript; available in PMC: 2017 Feb 16.
Published in final edited form as: Circulation. 2016 Jan 8;133(7):631–638. doi: 10.1161/CIRCULATIONAHA.115.017298

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)