Table 3 Schwarz Bayesian Criterion (SBC) for models of increasing complexity (lower SBC values indicate a better solution), using data from the development set. Adding smoothing parameters for skewness and kurtosis parameters does not improve model fit
GAMLSS Distribution | Parameters with smoothing splines | |||
|---|---|---|---|---|
Median | Median, Variance | Median, Variance, Skewness | Median, Variance, Skewness, Kurtosis | |
NO | 9343.77 | 9309.87 | – | – |
GA | 9503.95 | 9379.81 | – | – |
TF | 9333.56 | 9313.83 | 9312.84 | – |
BCCG | 9334.84 | 9281.30 | 9292.47 | – |
BCT | 9341.22 | 9288.37 | 9299.56 | 9306.63 |
BCPE | 9341.87 | 9285.50 | 9295.17 | 9301.96 |