Table 3.
Mixed model regression equations expressing body composition parameters in female C57BL/6J mice from 5 to 30 weeks of age.
| Parameter | Equation | 95% CI | P value | |||
|---|---|---|---|---|---|---|
| Intercept | Age | Weight | Age | Weight | ||
| BMD, g/cm2 | ||||||
| (5–17 weeks) | 0.02258 + (0.00081 × age)+(0.00079 × weight) | 0.01444 0.03072 |
0.00052 0.00100 |
0.00027 0.00131 |
0.0001 | 0.004 |
| (17–30 weeks) | 0.04220 − (0.00064 × age)+(0.00101 × weight) | 0.03192 0.05247 |
0.00109 0.00019 |
0.00032 0.00170 |
0.006 | 0.004 |
|
| ||||||
| LM, g (5–30 weeks) | 12.128 + (0.358 × age) | 11.706 12.550 |
0.32932 0.38591 |
0.0001 | ||
|
| ||||||
| FM, g (5–30 weeks) | 1.647 + (0.053 × age) | 1.431 1.862 |
0.03594 0.07156 |
0.0001 | ||