Table 5 Result from ordinal logistic regression (N = 2586) testing whether facial expressivity predicts liking, with partner’s liking score from a given social partner as the outcome variable.

From: Being facially expressive is socially advantageous

Random Effect

Variance

 

Standard Deviation

   

Participant (N = 1279)

0.388

 

0.623

   

Partner (N = 1300)

1.017

 

1.001

   

Predictor Variables

β

Standard error

z

p

 

Estimated Probability

Expressivity Score 1

0.158

0.07

2.271

0.023

*

0.539

Expressivity Score 2

− 0.082

0.068

− 1.204

0.228

  

Agreeableness

0.072

0.061

1.194

0.233

  

Extraversion

0.127

0.05

2.522

0.012

*

0.532

Neuroticism

0.073

0.045

1.656

0.1

  

Happiness expression usage

1.06

0.244

4.364

< .001

***

0.744

  1. *p < 0.05, **p < 0.01, ***p < 0.001.
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