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Table 1 Comparison of model fit characteristics

From: Count data regression modeling: an application to spontaneous abortion

  Poisson Model Negative Binomial Model Zero Hurdle NB Model Zero Inflated NB Model
Log Likelihood 14,405.5 −13,523.5 − 13,460 −13,440
AIC 28,826 27,062 26,951 26,911
MSPE 10,804 818.81 274.94 255.99
MAPE 96.42 32.06 24.95 24.45