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Table 4 Results of the Vuong tests among non-nested count models

From: Modeling count data for health care utilization: an empirical study of outpatient visits among Vietnamese older people

Pair model

Vuong tests

HNB2a vs. HNB1

3.584

HNB2a vs. HPM

12.883

HNB2a vs. LCNB2

4.233

HNBa vs. HPM

12.848

HNBb vs. LCNB2

0.807

LCNB2a vs. HPM

12.428

LCNB2a vs. NB1

10.043

LCNB2a vs. NB2

9.239

NBa vs. HPM

11.682

NB2a vs. HPM

12.147

  1. HNB denotes the hurdle negative binomial, HPM means the hurdle Poisson model, LCNB2 indicates the laten class negative binomial 2, NB means the negative binomial and vs. denotes versus
  2. aindicates the preferred models based on the Vuong test results; and bdenotes no evidence of one model is superior to the other
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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