Table 1.
Cohort characteristics
| Number of subjects | 100 |
|---|---|
| Clinical | |
| Age (years) | 45 ± 15 |
| Female (%) | 50 (50%) |
| Ethnicity | |
| White | 83 (83%) |
| Black | 5 (5%) |
| Asian | 6 (6%) |
| Other | 6 (6%) |
| Weight (kg) | 79 ± 20 |
| Height (m) | 1.71 ± 0.15 |
| Body mass index (kg/m2) | 26 ± 5 |
| Body surface area (m2) | 1.92 ± 0.26 |
| Heart rate (beats/minute) | 70 ± 13 |
| Systolic blood pressure (mmHg) | 122 ± 17 |
| Diastolic blood pressure (mmHg) | 74 ± 10 |
| Creatinine (mg/dL) | 0.87 ± 0.20 |
| Echocardiography | |
| Frame rate (Hertz) | 52 ± 10 |
| Left-ventricular end-diastolic volume indexed (mL/m2) | 50 ± 11 |
| Left-ventricular end-diastolic volume indexed (mL/m2) | 19 ± 6 |
| Left-ventricular stroke volume indexed (mL/m2) | 31 ± 7 |
| Left-ventricular ejection fraction (%) | 62 ± 5 |
| Right-ventricular end-diastolic basal diameter (cm) | 3.4 ± 0.7 |
| Tricuspid annular plane systolic excursion (cm) | 2.2 ± 0.4 |
| Right-ventricular lateral annular tissue Doppler S´ (cm/s) | 13.1 ± 2.3 |
| Right-ventricular systolic pressure (mm Hg, n = 38, remaining unable to measure) | 22 ± 5 |
| Left atrial volume index (mL/m2) | 24 ± 7 |
| Right atrial volume index (mL/m2) | 18 ± 7 |
Mean ± standard deviation or frequency (percentage)