Table 1.
Multilevel regression models for 11–16-year-old boys and girls combined for treadmill and cycle ergometer peak oxygen uptake
| Model 1.1 Loge treadmill-determined peak oxygen uptake |
Model 1.2 Loge cycle ergometer-determined peak oxygen uptake |
|
|---|---|---|
| Parameters | Estimate (SE) | Estimate (SE) |
| Fixed part | ||
| Constant | − 1.730 (0.150) | − 1.684 (0.166) |
| Loge body mass | 0.689 (0.039) | 0.644 (0.043) |
| Agea | 0.087 (0.014) | 0.084 (0.015) |
| Age2 | ns | ns |
| Sex | − 0.156 (0.016) | − 0.170 (0.018) |
| Age by sex | − 0.043 (0.008) | − 0.044 (0.009) |
| Random part | ||
| Level 2 | ||
| Var(cons) | 0.007 (0.001) | 0.010 (0.001) |
| Level 1 | ||
| Var(cons) | 0.004 (0.000) | 0.004 (0.000) |
| Units: Level 2 | 136 | 136 |
| Units: Level 1 | 320 | 320 |
| − 2 × log-likelihood | − 635.011 | − 607.099 |
Values are model estimates (standard error)
Table founded on 320 determinations of peak oxygen uptake on each ergometer
ns not significant (p > 0.05)
aAge centred on mean age 13.5 years