Table 1.
Descriptive statisticsa by race/ethnicity (N = 1,157).
| Black | Hispanic | White | |||||
|---|---|---|---|---|---|---|---|
| Variable | Mean | (SD) | Mean | (SD) | Mean | (SD) | Comparisonb |
| Lean Mass, kg | 56.35 | (8.83) | 51.82 | (7.24) | 55.43 | (7.14) | H < B, W |
| Arm Lean Mass, kg | 7.84 | (1.58) | 7.05 | (1.28) | 7.05 | (1.18) | H, W < B |
| Leg Lean Mass, kg | 20.21 | (3.58) | 18.06 | (2.83) | 19.40 | (2.76) | H < W < B |
| Grip Strength, kg | 40.83 | (12.99) | 37.59 | (8.60) | 40.24 | (11.48) | H < B, W |
| Composite Physical Function Score | 3.45 | (1.97) | 3.66 | (1.84) | 4.30 | (1.99) | B, H < W |
| Lean Mass Index, kg/m2 | 18.41 | (2.34) | 17.99 | (2.21) | 17.59 | (2.02) | H, W < B |
| Grip Strength/Arms Lean Mass | 5.21 | (1.38) | 5.40 | (1.30) | 5.71 | (1.50) | B, H < W |
| Composite Physical Function Score/Legs Lean Mass | 0.17 | (0.10) | 0.21 | (0.11) | 0.22 | (0.11) | B < H, W |
| Height, cm | 174.72 | (7.31) | 169.63 | (6.14) | 177.46 | (6.93) | H < B < W |
| Weight, kg | 87.78 | (16.84) | 81.54 | (14.27) | 89.04 | (14.73) | H < B, W |
| BMI, kg/m2 | 28.72 | (5.07) | 28.33 | (4.72) | 28.27 | (4.44) | B, H, W |
| Fat Mass, kg | 20.57 | (9.03) | 19.78 | (7.37) | 23.10 | (8.47) | B, H < W |
| Percent Fat Mass | 25.74 | (7.60) | 26.86 | (6.09) | 28.65 | (6.50) | B, H < W |
a All estimates weighted according to Sampling Design (see Methods)
b Pairwise comparison, p < .05. B = Black, H = Hispanic, W = White