Prevalence of Child Functional Difficulties and Its Associated Factors in Bangladesh: An Application of Count Regression Model

Table 2

Model selection criterion for regression models.

Criterion	Poisson regression model		Negative binomial regression model
	Male	Female	Male	Female
Dispersion test	value < 0.001	value < 0.001	—	—
Zero inflation ratio	0.90	0.91	0.99	0.99
AIC	40940	36800	33042	30512
BIC	41135	36993	33244	30712