Table 2.
Young adult (20–39 years) reference data and cut‐points equivalent to T scores of –1.0 and –2.0
| Men (n = 110) | Women (n = 172) | |||||
|---|---|---|---|---|---|---|
| Mean ± SD | T score = –1.0 | T score = –2.0 | Mean ± SD | T score = –1.0 | T score = –2.0 | |
| Age (years) | 30.04 ± 5.15 | 29.93 ± 5.22 | ||||
| Weight (kg) | 82.99 ± 12.39 | 64.35 ± 9.67 | ||||
| Height (m) | 1.83 ± 0.07 | 1.68 ± 0.07 | ||||
| BMI (kg/m2) | 24.77 ± 3.41 | 22.71 ± 3.14 | ||||
| TLM (kg) | 60.71 ± 6.97 | 53.74 | 46.77 | 42.26 ± 5.28 | 36.98 | 31.70 |
| ALM (kg) | 29.03 ± 3.89 | 25.14 | 21.25 | 18.76 ± 2.77 | 15.99 | 13.22 |
| Relative TLM (kg/m2) | 18.12 ± 1.82 | 16.30 | 14.58 | 14.88 ± 1.37 | 13.51 | 12.14 |
| Relative ALM (kg/m2) | 8.66 ± 1.03 | 7.63 | 6.60 | 6.61 ± 0.79 | 5.82 | 5.03 |
| HG strength (kg) | 52.99 ± 8.44 | 44.55 | 36.11 | 34.83 ± 7.33 | 27.50 | 20.17 |
| LEP (W) | 384.69 ± 78.61 | 306.08 | 227.47 | 232.33 ± 61.34 | 170.99 | 109.65 |
| Habitual GS (m/s) | 1.84 ± 0.25 | 1.59 | 1.34 | 1.63 ± 0.26 | 1.37 | 1.11 |
| Maximal GS (m/s) | 2.81 ± 0.42 | 2.39 | 1.97 | 2.57 ± 0.42 | 2.15 | 1.73 |
| 30 s STS test (n) | 27.26 ± 5.55 | 21.71 | 16.16 | 27.24 ± 6.07 | 21.17 | 15.10 |
ALM, appendicular lean mass; BMI, body mass index; GS, gait speed; HG, handgrip; LEP, leg extensor power; SD, standard deviation; STS, sit‐to‐stand; TLM, total lean mass.
T score = –1.0 corresponds to 1 SD below the young adult reference mean; T score = –2.0 corresponds to 2 SD below the young adult reference mean.