Table 1.
Sample characteristics
| Total Sample (n=21) |
|
|---|---|
| Demographic and clinical characteristics | |
| Age, years | 73 (36–86) |
| Men, n (%) | 17 (81) |
| Race, n (%) | |
| Non-Hispanic white | 15 (71) |
| Non-Hispanic black | 3 (14) |
| Hispanic | 3 (14) |
| Body mass index, kg/m2 | 26 (23–33) |
| Heart rate, beats/minute | 72 (60–82) |
| Systolic blood pressure, mmHg | 118 (100–139) |
| Diastolic blood pressure, mmHg | 65 (60–74) |
| Respiratory rate, breaths/minute | 18 (18–20) |
| Medical history, n (%) | |
| Prior admission for heart failure | 11 (52) |
| Current admission for acute heart failure | 13 (62) |
| Hypertension | 15 (71) |
| Diabetes mellitus | 9 (43) |
| Myocardial infarction | 7 (33) |
| Coronary artery bypass surgery | 8 (38) |
| Atrial fibrillation | 12 (57) |
| Chronic obstructive pulmonary disease | 6 (29) |
| Sleep apnea | 2 (10) |
| Cancer | 2 (10) |
| Laboratory characteristics | |
| Hemoglobin, g/dL | 12.7 (10.4–13.6) |
| Hematocrit, % | 38 (33–41) |
| Sodium, mg/dL | 137 (136–139) |
| Blood urea nitrogen, mg/dL | 27 (20–39) |
| Creatinine, mg/dL | 1.2 (1.1–1.6) |
| NT-proBNP, pg/mL* | 3822 (2099–7238) |
| Echocardiographic characteristics | |
| LV ejection fraction, % | 30 (20–45) |
| Ejection fraction <40% | 15 (71) |
Values are presented as medians (with interquartile range) for continuous variables and counts (with percentages) for categorical variables.
*
Data shown are for the subset with biomarker measures available (n=10).