Table 2 Imaging-derived body composition, cardiac and vascular function in UK Biobank imaging cohort
From: Body Fat Distribution, Fat-Free Mass and Cardiovascular Function in the UK Biobank
Characteristics at imaging visit | Women N = 12,380 | Men N = 10,878 | Total N = 23,258 |
|---|---|---|---|
Imaging body composition | |||
 Visceral fat volume, Litres | 2.5 (1.5) | 4.7 (2.2) | 3.6 (2.2) |
 Abdominal subcutaneous fat volume, Litres | 7.8 (3.3) | 5.7 (2.4) | 6.8 (3.1) |
 Visceral fat mass, kg | 2.3 (1.3) | 4.3 (2.0) | 3.2 (1.9) |
 Abdominal subcutaneous fat mass, kg | 7.0 (3.0) | 5.2 (2.2) | 6.1 (2.8) |
 Total body fat mass, kg | 26.2 (9.2) | 24.3 (8.5) | 25.3 (8.9) |
 Fat-free mass, kg | 41.7 (4.8) | 58.3 (6.6) | 49.4 (10.1) |
Cardiac and vascular function | |||
 LV end diastolic volume (mL) | 123.1 (58.8) | 158.5 (99.9) | 139.6 (82.6) |
 LV end systolic volume (mL) | 54.1 (45.6) | 73.6 (84.2) | 63.2 (67.2) |
 LV stroke volume (mL) | 69.0 (22.0) | 84.9 (23.7) | 76.4 (24.1) |
 Cardiac output (L/min) | 4.4 (1.6) | 5.2 (1.4) | 4.7 (1.6) |
 Cardiac index (L/min/m2) | 2.5 (0.8) | 2.6 (0.7) | 2.5 (0.8) |
 LV ejection fraction (%) | 56.9 (6.2) | 54.5 (6.4) | 55.8 (6.4) |
 Pulse wave arterial stiffness index (m/s) | 9.1 (3.0) | 10.1 (2.9) | 9.6 (3.0) |