Table 1.
Variables | NRI cohort (n = 160) | Other patients (n = 254) |
---|---|---|
Age (years) | 54±13 | 58±14* |
Gender (female) | 23% | 28% |
Race (Caucasian) | 63% | 59% |
Body mass index (kg/m2) | 29±7 | 29±7 |
Length of stay (days) | 8±6 | 9±7 |
Ischemic etiology | 48% | 52% |
History of: | ||
Hypertension | 46% | 48% |
Diabetes mellitus | 31% | 32% |
COPD | 18% | 17% |
Heart rate (beats/min) | 82±16 | 82±15 |
Systolic blood pressure (mmHg) | 103±15 | 106±17 |
Serum sodium (mEq/L) | 137±4 | 137±5 |
Blood urea nitrogen (mg/dL) | 34±19 | 36±24 |
Serum creatinine (mg/dL) | 1.5±0.6 | 1.5±0.6 |
BNP (pg/mmol) | 950±110 | 1037±96 |
Transplant/LVAD within 6 months | 11% | 9% |
Observed 6-month mortality | 19% | 20% |
Abbreviations: BNP, B-type natriuretic peptide; COPD, chronic obstructive pulmonary disease; ESCAPE, Evaluation Study of Congestive Heart Failure and Pulmonary Artery Catheterization Effectiveness; LVAD, left ventricular assist device; NRI, nutritional risk index
p < .05 for comparison between groups