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. 2018 Apr 27;18:197. doi: 10.1186/s12879-018-3108-7

Table 2.

Comparison of quasi-Poisson and negative Binomial models using information criteria

Criterion quasi-Poisson negative-Binomial
Value d.f Value/d.f Value d.f Value/d.f
Pearson Chi-square 1309 773 1.693 1530 773 1.98
Log likelihood − 2159 − 2658
AIC 4355 5354
BIC 4444 5443