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Table 2 Eye gaze to static faces (proportion first fixations; proportion fixation durations) in three age groups

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

 

Phases of development

 

1, 2 years old

(n = 51: 24 SCT, 27 TD)

3, 4 years old

(n = 76: 34 SCT, 42 TD)

5, 6, 7 years old

(n = 54: 28 SCT, 26 TD)

Eye gaze to static faces

AOI

SCT

M (SD)

TD

M (SD)

p-value

SCT

M (SD)

TD

M (SD)

p-value

SCT

M (SD)

TD

M (SD)

p-value

Post hoc effect

Effect size

p 2)

Proportion first fixation

Eyes

.51 (.26)

.53 (.26)

.342

.60 (.24)

.65 (.29)

.246

.62 (.23)

.71 (.22)

.068

  

Proportion fixation durations

Eyes

.35 (.19)

.30 (.22)

.192

.35 (.17)

.38 (.20)

.289

.28 (.14)

.38 (.17)

.016

SCT < TD

.09

  1. SCT sex chromosome trisomies, TD typically developing