Subject characteristics
| Male (n=196) | Female (n=43) | |
| Age, years | 19±1 | 18±1 |
| Height, cm | 190±8 | 182±9 |
| Weight, kg | 99±19 | 73±11 |
| BMI, kg/m² | 27±5 | 22±2 |
| BSA, m² | 2.26±0.22 | 1.93±0.18 |
| Ethnicity, n (%) | ||
| Caucasian | 144 (60) | 25 (58) |
| Afro-American | 76 (32) | 14 (33) |
| Other* | 19 (8) | 4 (9) |
| Echocardiographic measures | ||
| LVM (g) | 183±33 | 130±19 |
| LVM (BSA) (g/m²) | 81±12 | 68±8 |
| LVEDV (mL) | 212±38 | 168±28 |
| CWLVMEAN (cm) | 8.9±1.0 | 7.7±0.7 |
Data presented as mean±SD if not else noted.
*Other ethnicities included 6 Asian, 4 Pacific Islander, 3 Hispanic and 6 undefined.
BMI, body mass index; BSA, body surface area; CWLV, chest wall–LV distance; LVEDV, left ventricular end-diastolic volume; LVM, left ventricular mass.