Table 1

Demographic Data

n%
Age (yrs)68 ± 13
Gender
 Male16299
 Female21
Race
 Caucasian12476
 African American2415
 Hispanic127
 Other43
Past medical history
 Hypertension12375
 Coronary artery disease10463
 Diabetes8753
 Myocardial infarction5936
 Atrial fibrillation5835
 Chronic renal insufficiency4930
 Chronic obstructive pulmonary disease4427
Admission diagnosis
 Congestive heart failure (exacerbation)11872
 Congestive heart failure (new onset)1710
 NYHA functional classification3.4 ± 0.6
Admission etiology
 Ischemic10765
 Hypertensive3421
 Idiopathic95
 Alcohol abuse64
 Valvular42
Admission medications
 Diuretic10966
 Beta-blocker8552
 ACE inhibitor8250
 Digoxin3823
 Calcium-channel blocker3421
 Angiotensin receptor blocker1610
 Spironolactone117
Admission vitals
 Weight (lbs)212 ± 56
 Systolic blood pressure135 ± 26
 Diastolic blood pressure74 ± 19
Admission labs
 Serum sodium (mEq)138 ± 4
 Serum creatinine (mg/dl)1.7 ± 1.0

ACE = angiotensin-converting enzyme; NYHA = New York Heart Association.