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Keywords: Overdispersion
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Journal Articles
Caries Res (2016) 50 (6): 517–526.
Published Online: 17 September 2016
..., instructions or products referred to in the content or advertisements. Count data Dental caries Excess zeros Hurdle model Overdispersion Zero-inflated model In dental epidemiology, the DMF index is an often-used measure that represents the number of decayed (D), missing (M), and filled (F...
Journal Articles
Caries Res (2012) 46 (4): 413–423.
Published Online: 15 June 2012
..., that caries counts tend to exhibit overdispersion, i.e. excess variation in them relative to the Poisson distribution. Subsequently, researchers [Syrjälä et al., 2003; Broffit et al., 2007; Ismail et al., 2008; Maserejian et al., 2008b; Thitasomakul et al., 2009; Wong et al., 2011] have often analyzed...