Table 4: Ranks and values for nonparametric effects.

No.ModelDevianced.f.CV (AIC)

Is(time) + s(age) + s(pro) + s(bili)661.771933.16691.99 (685.44)
IIs(age) + s(pro) + s(bili)663.651934.57690.54 (684.52)
IIIs(time) + s(pro) + s(bili)705.501933.93739.03 (727.64)
IVAge + s(pro) + s(bili)663.651934.57690.51 (684.51)
VAge + s(pro) + bili686.631937.58708.44 (701.46)
VIAge + pro + s(bili)675.801938.02696.53 (689.77)