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Table 4 Differences between karyotypes on eye gaze to faces and affect recognition accounted for age (EMM (SE))

From: The impact of sex chromosome trisomies (XXX, XXY, XYY) on gaze towards faces and affect recognition: a cross-sectional eye tracking study

   

47,XXX

47,XXY

47,XYY

p-value

Post hoc effect

Effect size (ηp2)

Eye gaze to faces

Condition

AOI

n = 30

n = 41

n = 15

   

Eye gaze to static faces

 Proportion first fixations

 

Eyes

.60 (.05)

.69 (.05)

.49 (.08)

.074

  

Eye gaze to static faces

 Proportion fixation duration

 

Eyes

.29 (.03)

.40 (.03)

.30 (.05)

.056

  

Eye gaze patterns to single and multiple faces

 Proportion fixation duration

Single faces

Faces

.46(.03)

.45 (.03)

.40 (.05)

.547

  
 

Eyes

.22 (.03)

.25 (.03)

.17 (.04)

.284

  

Multiple faces

Faces

.51 (.03)

.51 (.03)

.40 (.06)

.223

  
 

Eyes

.17 (.02)

.18 (.02)

.09 (.04)

.107

  

NEPSY Affect Recognition

  

n = 28

n = 19

n = 14

   

 Raw score

  

13.56 (.67)

10.55 (.69)

11.98 (1.12)

.011

XXY<XXX

.14

  1. EMM estimated marginal means, AOI area of interest