TABLE 2.
DXA body fat and lean mass characteristics of the study population at Exam 21
Asian (n = 40) | White (n = 26) | Mixed (n = 41) | ANOVA P-value | |
---|---|---|---|---|
Arm fat mass, kg | 0.98 ± 0.49 | 1.17 ± 0.48 | 1.27 ± 0.89 | 0.16 |
Arm lean mass, kg | 2.98 ± 0.47 | 3.36 ± 0.57 | 3.24 ± 0.75 | 0.04 |
Leg fat mass, kg | 4.95 ± 1.82 | 6.15 ± 1.70 | 6.06 ± 3.21 | 0.07 |
Leg lean mass, kg | 10.94 ± 1.57 | 11.52 ± 1.57 | 11.52 ± 2.12 | 0.27 |
Trunk fat mass, kg | 6.03 ± 2.69 | 6.21 ± 2.10 | 7.32 ± 4.34 | 0.18 |
Trunk lean mass, kg | 15.02 ± 2.01 | 15.51 ± 2.18 | 15.68 ± 2.68 | 0.42 |
Total body fat mass, kg | 12.54 ± 5.01 | 14.11 ± 4.16 | 15.26 ± 8.55 | 0.17 |
Total body fat,2 % | 27.27 ± 7.60 | 29.21 ± 6.03 | 29.53 ± 9.44 | 0.41 |
Total body lean mass, kg | 32.72 ± 4.59 | 33.40 ± 4.33 | 33.55 ± 5.57 | 0.73 |
Peripheral fat mass,3 kg | 5.94 ± 2.28 | 7.32 ± 2.13 | 7.33 ± 4.08 | 0.08 |
Peripheral lean mass,4 kg | 13.91 ± 1.97 | 14.88 ± 2.08 | 14.76 ± 2.80 | 0.17 |
Trunk:peripheral fat ratio5 | 1.00 ± 0.15 | 0.84 ± 0.15 | 0.98 ± 0.15 | 0.0001 |
Trunk:peripheral lean ratio6 | 1.08 ± 0.07 | 1.04 ± 0.06 | 1.07 ± 0.08 | 0.12 |
Values are means ± SD.
Total percentage of body fat = [total body fat mass/(total body fat mass + total body lean mass)] × 100.
Peripheral fat mass = DXA arm fat mass + DXA leg fat mass.
Peripheral lean mass = DXA arm lean mass + DXA leg lean mass.
Trunk:peripheral fat ratio = DXA trunk fat mass/[DXA arm fat mass + DXA leg fat mass].
Trunk:peripheral lean ratio = DXA trunk lean mass/[DXA arm fat mass + DXA leg fat mass].