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Table 1 Clinical and laboratory characteristics of the study sample

From: Beta-2 adrenergic receptor gene polymorphisms Gln27Glu, Arg16Gly in patients with heart failure

Variable n Mean Standard deviation
Age (years) 501 58 14.4
Body weight (kg) 414 67.6 15.7
Height (m) 371 1.63 0.09
Body mass index (kg/m2) 362 25.6 5.6
Heart rate, bpm 431 79.6 13
Blood pressure (mm Hg)    
   Diastolic 450 76 18.4
   Systolic 450 121.9 30.9
Echocardiography    
Interventricular septum (cm) 435 0.97 0.23
Left ventricle    
   Posterior wall (cm) 435 0.95 0.2
   Diastolic diameter (cm) 444 6.2 1.15
   Systolic diameter (cm) 338 4.97 1.42
   Ejection fraction (%) 397 45 19
Interventricular septum (cm) 435 0.97 0.23
Aorta (cm) 425 3.26 0.59
Left atrium (cm) 438 4.68 0.9
Right ventricle (cm) 192 2.73 0.87
Serum sodium (mEq/L) 481 136.7 4.5
Hemoglobin (g/dL) 479 13.07 2.1
Serum cholesterol (mg/dL) 400 190.1 51.6
Triglycerides (mg/dL) 398 123.1 66.7
HDL-cholesterol (mg/dL) 393 45.1 15.4
LDL-cholesterol (mg/dL) 394 120.1 42
VLDL-cholesterol (mg/dL) 389 24.8 13.6
Serum creatinine (mg/dL) 487 1.3 0.74