Table 2.

Baseline body composition characteristics of participants of the Health, Aging, and Body Composition Study

MenWomen
White (n = 684)Black (n = 330)All (n = 1,014)White (n = 598)Black (n = 428)All (n = 1,026)
Body height, m1.73 ± 0.061.73 ± 0.071.73 ± 0.061.60 ± 0.061.60 ± 0.061.60 ± 0.06
Body mass index, kg/m2 26.9 ± 3.727.2 ± 4.227.0 ± 3.925.9 ± 4.429.4 ± 5.6 27.3 ± 5.2
Total body mass, kg80.7 ± 12.181.6 ± 13.881.0 ± 12.765.9 ± 12.075.0 ± 14.4 69.7 ± 13.8
Leg lean soft-tissue, kg17.0 ± 2.318.3 ± 2.8 17.5 ± 2.611.8 ± 1.913.9 ± 2.4 12.7 ± 2.4
Arm lean soft-tissue, kg6.5 ± 1.07.3 ± 1.2 6.8 ± 1.13.7 ± 0.64.6 ± 0.8 4.1 ± 0.8
Appendicular lean soft tissue, kg23.5 ± 3.225.6 ± 3.8 24.2 ± 3.515.5 ± 2.418.5 ± 3.1 16.8 ± 3.1
Trunk lean soft tissue, kg27.8 ± 3.527.1 ± 3.6 27.6 ± 3.519.7 ± 2.720.9 ± 2.9 20.2 ± 2.8
Total fat-free body mass, kg57.2 ± 6.859.1 ± 7.6 57.8 ± 7.239.8 ± 5.244.5 ± 6.2 41.7 ± 6.1
Leg fat, kg7.0 ± 2.17.4 ± 2.4 7.1 ± 2.29.8 ± 3.011.6 ± 3.8 10.5 ± 3.5
Arm fat, kg2.7 ± 0.82.8 ± 1.02.7 ± 0.93.2 ± 1.13.9 ± 1.4 3.5 ± 1.3
Appendicular fat, kg9.7 ± 2.810.1 ± 3.2* 9.8 ± 2.912.9 ± 3.815.4 ± 5.0 14.0 ± 4.5
Trunk fat, kg12.6 ± 4.211.2 ± 4.4 12.2 ± 4.312.2 ± 4.513.9 ± 5.0 13.0 ± 4.8
Total body fat, kg23.5 ± 6.722.5 ± 7.5* 23.2 ± 7.026.1 ± 7.830.5 ± 9.4 27.9 ± 8.7
  • Values are means ± SD; n, no. of subjects.

  • * P < 0.05;

  • P < 0.01, black vs. white within gender.

  • All body composition measures were different between men and women (P < 0.01) except body mass index.