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. 2024 Oct 17;20(1):nsae071. doi: 10.1093/scan/nsae071

Table 5.

Linear mixed model summary statistics and separate comparisons show effects of positive information and negative information each in interaction with attractiveness on the LPP

LPP
Coefficient b SE t P
Intercept (grand mean) 5.96 0.58 10.26 <.001
High vs. low attractiveness 0.06 0.18 0.32 .75
Negative vs. neutral information 2.04 0.21 9.91 <.001
Positive vs. neutral information 1.74 0.16 10.74 <.001
Negative vs. neutral info × high vs. low att −0.60 0.26 −2.31 .027
Positive vs. neutral info × high vs. low att 0.16 0.23 0.69 .49
Separate comparisons b SE t P
High attractiveness: negative vs. Neutral info 1.74 0.24 7.15 <.001
High attractiveness: positive vs. Neutral info 1.82 0.20 9.10 <.001
High attractiveness: negative vs. Positive info −0.08 0.27 −0.29 .77
Low attractiveness: negative vs. Neutral info 2.34 0.24 9.62 <.001
Low attractiveness: positive vs. neutral info 1.66 0.20 8.30 <.001
Low attractiveness: negative vs. positive info 0.68 0.27 2.52 .030
Negative information: high vs. low att −0.39 0.24 −1.64 .16
Positive information: high vs. low att 0.37 0.23 1.58 .15
Neutral information: high vs. low att 0.20 0.23 0.88 .43
Formula of converging model LPP ∼ information × attractiveness + (information × attractiveness|| subject) + (1 | face)

Note. × stands for interaction. Double bars in random effects terms set correlation parameters to zero. Separate comparisons’ P-values were FDR corrected for nine tests. P-values < .05 are printed in bold.