Table 6.
LMS values and percentile distribution to assess muscle mass with DXA and anthropometric equations in females.
| Females | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age | L | M | S | P3 | P5 | P10 | P15 | P25 | P50 | P75 | P85 | P90 | P95 | P97 |
| LEAN MASS BY DXA | ||||||||||||||
| 5.0–5.9 | −2.013 | 14.628 | 0.202 | 11.0 | 11.3 | 11.9 | 12.3 | 13.0 | 14.6 | 17.1 | 19.2 | 21.1 | 25.3 | 30.0 |
| 6.0–6.9 | −1.550 | 16.336 | 0.197 | 12.2 | 12.6 | 13.2 | 13.7 | 14.5 | 16.3 | 19.0 | 20.9 | 22.5 | 25.6 | 28.4 |
| 7.0–7.9 | −1.090 | 18.122 | 0.193 | 13.4 | 13.8 | 14.6 | 15.1 | 16.0 | 18.1 | 20.8 | 22.7 | 24.2 | 26.7 | 28.7 |
| 8.0–8.9 | −0.631 | 20.198 | 0.188 | 14.7 | 15.2 | 16.1 | 16.8 | 17.9 | 20.2 | 23.0 | 24.9 | 26.2 | 28.5 | 30.1 |
| 9.0–9.9 | −0.177 | 22.842 | 0.183 | 16.3 | 17.0 | 18.1 | 19.0 | 20.2 | 22.8 | 25.9 | 27.7 | 29.0 | 31.1 | 32.6 |
| 10.0–10.9 | 0.241 | 26.076 | 0.178 | 18.4 | 19.2 | 20.6 | 21.6 | 23.1 | 26.1 | 29.4 | 31.2 | 32.6 | 34.6 | 36.0 |
| 11.0–11.9 | 0.581 | 29.565 | 0.174 | 20.6 | 21.6 | 23.3 | 24.4 | 26.2 | 29.6 | 33.1 | 35.1 | 36.4 | 38.5 | 39.9 |
| 12.0–12.9 | 0.801 | 32.691 | 0.169 | 22.7 | 23.9 | 25.8 | 27.1 | 29.0 | 32.7 | 36.5 | 38.5 | 39.9 | 42.0 | 43.4 |
| 13.0–13.9 | 0.880 | 34.867 | 0.164 | 24.3 | 25.6 | 27.6 | 29.0 | 31.0 | 34.9 | 38.8 | 40.9 | 42.3 | 44.4 | 45.8 |
| 14.0–14.9 | 0.843 | 36.120 | 0.159 | 25.6 | 26.9 | 28.9 | 30.2 | 32.3 | 36.1 | 40.0 | 42.2 | 43.6 | 45.8 | 47.2 |
| 15.0–15.9 | 0.704 | 36.679 | 0.155 | 26.5 | 27.7 | 29.6 | 30.9 | 32.9 | 36.7 | 40.6 | 42.7 | 44.2 | 46.3 | 47.8 |
| 16.0–16.9 | 0.481 | 36.803 | 0.150 | 27.2 | 28.3 | 30.1 | 31.3 | 33.2 | 36.8 | 40.6 | 42.7 | 44.2 | 46.4 | 47.9 |
| 17.0–17.9 | 0.206 | 36.615 | 0.145 | 27.7 | 28.7 | 30.3 | 31.4 | 33.2 | 36.6 | 40.3 | 42.5 | 43.9 | 46.2 | 47.7 |
| 18.0–18.9 | −0.085 | 36.322 | 0.140 | 28.0 | 28.9 | 30.4 | 31.4 | 33.1 | 36.3 | 39.9 | 42.0 | 43.5 | 45.8 | 47.4 |
| LEAN MASS FOR EQUATION 1 | ||||||||||||||
| 5.0-5.9 | −0.282 | 13.160 | 0.164 | 9.8 | 10.1 | 10.7 | 11.1 | 11.8 | 13.2 | 14.7 | 15.7 | 16.4 | 17.4 | 18.2 |
| 6.0-6.9 | −0.089 | 15.645 | 0.160 | 11.6 | 12.1 | 12.8 | 13.3 | 14.0 | 15.6 | 17.4 | 18.5 | 19.2 | 20.4 | 21.2 |
| 7.0-7.9 | 0.101 | 18.103 | 0.156 | 13.4 | 14.0 | 14.8 | 15.4 | 16.3 | 18.1 | 20.1 | 21.3 | 22.1 | 23.3 | 24.2 |
| 8.0-8.9 | 0.272 | 20.703 | 0.152 | 15.4 | 16.0 | 16.9 | 17.6 | 18.7 | 20.7 | 22.9 | 24.2 | 25.0 | 26.4 | 27.3 |
| 9.0-9.9 | 0.405 | 23.567 | 0.148 | 17.5 | 18.2 | 19.3 | 20.1 | 21.3 | 23.6 | 26.0 | 27.3 | 28.3 | 29.7 | 30.7 |
| 10.0-10.9 | 0.509 | 26.584 | 0.144 | 19.9 | 20.7 | 21.9 | 22.8 | 24.1 | 26.6 | 29.2 | 30.7 | 31.7 | 33.2 | 34.2 |
| 11.0-11.9 | 0.582 | 29.497 | 0.140 | 22.2 | 23.1 | 24.4 | 25.4 | 26.8 | 29.5 | 32.3 | 33.9 | 35.0 | 36.6 | 37.7 |
| 12.0-12.9 | 0.613 | 31.964 | 0.135 | 24.2 | 25.2 | 26.6 | 27.6 | 29.1 | 32.0 | 34.9 | 36.6 | 37.7 | 39.4 | 40.5 |
| 13.0-13.9 | 0.577 | 33.727 | 0.131 | 25.8 | 26.8 | 28.3 | 29.3 | 30.8 | 33.7 | 36.8 | 38.4 | 39.6 | 41.3 | 42.5 |
| 14.0-14.9 | 0.440 | 34.881 | 0.127 | 27.1 | 28.0 | 29.5 | 30.5 | 32.0 | 34.9 | 37.9 | 39.6 | 40.8 | 42.6 | 43.8 |
| 15.0-15.9 | 0.169 | 35.537 | 0.123 | 28.1 | 28.9 | 30.3 | 31.2 | 32.7 | 35.5 | 38.6 | 40.3 | 41.5 | 43.4 | 44.6 |
| 16.0-16.9 | −0.209 | 35.854 | 0.119 | 28.8 | 29.6 | 30.9 | 31.7 | 33.1 | 35.9 | 38.9 | 40.6 | 41.9 | 43.8 | 45.1 |
| 17.0-17.9 | −0.651 | 35.906 | 0.115 | 29.3 | 30.0 | 31.2 | 32.0 | 33.3 | 35.9 | 38.9 | 40.6 | 41.9 | 43.9 | 45.3 |
| 18.0-18.9 | −1.112 | 35.824 | 0.111 | 29.7 | 30.4 | 31.4 | 32.2 | 33.3 | 35.8 | 38.7 | 40.5 | 41.8 | 43.9 | 45.4 |
| LEAN MASS FOR EQUATION 2 | ||||||||||||||
| 5.0–5.9 | −1.063 | 13.744 | 0.175 | 10.4 | 10.7 | 11.2 | 11.6 | 12.3 | 13.7 | 15.6 | 16.8 | 17.8 | 19.4 | 20.6 |
| 6.0–6.9 | −0.728 | 16.051 | 0.171 | 12.0 | 12.4 | 13.1 | 13.6 | 14.4 | 16.1 | 18.1 | 19.4 | 20.4 | 22.0 | 23.2 |
| 7.0–7.9 | −0.419 | 18.411 | 0.167 | 13.7 | 14.2 | 15.0 | 15.6 | 16.5 | 18.4 | 20.7 | 22.0 | 23.0 | 24.7 | 25.8 |
| 8.0–0.9 | −0.155 | 21.011 | 0.163 | 15.6 | 16.2 | 17.1 | 17.8 | 18.8 | 21.0 | 23.5 | 24.9 | 26.0 | 27.6 | 28.8 |
| 9.0–9.9 | 0.054 | 23.953 | 0.159 | 17.7 | 18.4 | 19.5 | 20.3 | 21.5 | 24.0 | 26.7 | 28.2 | 29.3 | 31.1 | 32.2 |
| 10.0–10.9 | 0.216 | 27.140 | 0.155 | 20.1 | 20.9 | 22.2 | 23.0 | 24.4 | 27.1 | 30.1 | 31.8 | 33.0 | 34.8 | 36.0 |
| 11.0–11.9 | 0.334 | 30.310 | 0.151 | 22.5 | 23.4 | 24.8 | 25.8 | 27.3 | 30.3 | 33.5 | 35.3 | 36.6 | 38.5 | 39.8 |
| 12.0–12.9 | 0.399 | 33.096 | 0.147 | 24.7 | 25.7 | 27.2 | 28.3 | 29.9 | 33.1 | 36.5 | 38.4 | 39.7 | 41.7 | 43.0 |
| 13.0–13.9 | 0.391 | 35.153 | 0.143 | 26.5 | 27.5 | 29.1 | 30.2 | 31.9 | 35.2 | 38.6 | 40.6 | 41.9 | 44.0 | 45.4 |
| 14.0–14.9 | 0.281 | 36.535 | 0.139 | 27.9 | 28.9 | 30.4 | 31.6 | 33.2 | 36.5 | 40.1 | 42.1 | 43.5 | 45.6 | 47.0 |
| 15.0–15.9 | 0.040 | 37.366 | 0.35 | 29.0 | 29.9 | 31.4 | 32.5 | 34.1 | 37.4 | 40.9 | 42.9 | 44.4 | 46.6 | 48.1 |
| 16.0–16.9 | −0.302 | 37.847 | 0.31 | 29.9 | 30.7 | 32.1 | 33.1 | 34.7 | 37.8 | 41.4 | 43.5 | 44.9 | 47.2 | 48.8 |
| 17.0–17.9 | −0.704 | 38.077 | 0.126 | 30.6 | 31.4 | 32.7 | 33.6 | 35.1 | 38.1 | 41.6 | 43.7 | 45.2 | 47.7 | 49.4 |
| 18.0–18.9 | −1.125 | 38.191 | 0.122 | 31.1 | 31.9 | 33.1 | 33.9 | 35.3 | 38.2 | 41.6 | 43.8 | 45.4 | 48.0 | 49.8 |
LMS, Least-Mean-Square algorithm; L, Box-Cox coefficient; M, median; S, coefficient of variation; DXA, double energy X-ray absorptiometry.