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. 2011 Aug 19;11:13. doi: 10.1186/1471-227X-11-13

Table 5.

Vuong Likelihood-ratio statistics comparing non-nested models. Triage scale 1-3

Poisson NB ZIP ZINB HP HNB
Poisson ---
NB -3.66 ---
ZIP -4.76 -4.97 ---
ZINB -4.27 -4.36 -3.82 ---
HP -4.77 -5.00 -3.43 3.81 ---
HNB -4.25 -4.32 -3.81 -2.69 -3.80 ---

*Values < -2 indicates the row model had significantly better fit than the column model.

*Values >2 indicates that column model had significantly better fit than the row model.