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. 2022 Feb 18;10(2):e28159. doi: 10.2196/28159

Table 4.

Analysis of variance test results of 3 Poisson mixed-effects models relative to a baseline model for the selection of the random intercept or slope effects.

Models Akaike information criterion P value (analysis of variance)
Count of cigarettes (approximately 1) 15853.0 N/Aa
Count of cigarettes (approximately 1 + [1|participant_ID]) 15754.1 <.001
Count of cigarettes (approximately 1 + [hour|participant_ID]) 15754.5 .17
Count of cigarettes (approximately hour + [1|participant_ID]) 15750.7 .02

aN/A: not applicable (reference model).