Fig. 1From: Tweedie distributions for fitting semicontinuous health care utilization cost dataRank values for AIC and RMSE for all models assessed in 100 simulated data sets each in situations with different percentages of zero costs. The best model (lowest AIC or lowest RMSE) is assigned a value of 1, the worst gets 5. Plots show the rank sums of 100 data sets; lower values are betteBack to article page