Table 5 Associations between gaze data to paired ROI (ratios) and scores on clinical/behavioural phenotyping measures for 51 infants with any available gaze tracking data.

From: Feasibility of a 2-minute eye-tracking protocol to support the early identification of autism

 

ROI

AOSI

MSEL

VABS

MSEL

Total score

NVDQ

ABC SS

Receptive AE

Expressive AE

Human face

 Blinking

  Eyes vs mouth

rs = 0.20

p = 0.311

rs = − 0.11

p = 0.943

rs = 0.14

p = 0.838

rs = − 0.10

p = 0.771

rs = − 0.16

p = 0.576

 Mouth moving

  Eyes vs mouth

rs = 0.23

p = 0.280

rs = − 0.15

p = 0.943

rs = 0.08

p = 0.881

rs = − 0.12

p = 0.771

rs = − 0.05

p = 0.887

 Silent/still (static)

  Eyes vs mouth

rs = 0.04

p = 0.846

rs = − 0.04

p = 0.943

rs = 0.21

p = 0.838

rs = − 0.25

p = 0.580

rs = − 0.13

p = 0.668

 Mouth closed (static)

  Eyes vs mouth

rs = − 0.10

p = 0.653

rs = − 0.05

p = 0.943

rs = 0.13

p = 0.838

rs = 0.02

p = 0.915

rs = 0.18

p = 0.563

 Talking

  Eyes vs mouth

rs = 0.05

p = 0.846

rs = − 0.14

p = 0.943

rs = 0.10

p = 0.858

rs = − 0.05

p = 0.827

rs = − 0.01

p = 0.971

People vs geometry

 Same-size

  People vs geometry

rs = − 0.40

p < 0.05

rs = − 0.04

p = 0.943

rs = − 0.01

p = 0.963

rs = 0.20

p = 0.643

rs = 0.09

p = 0.749

 Embedded

  People vs geometry

rs = − 0.41

p < 0.05

rs = − 0.09

p = 0.943

rs = 0.25

p = 0.838

rs = 0.09

p = 0.771

rs = 0.19

p = 0.563

Biological motion PLDs

 Upright vs inverted

r = 0.17

p = 0.539

r = − 0.09

p = 0.908

r = 0.15

p = 0.487

r = − 0.28

p = 0.163

r = 0.03

p = 0.862

Referential attention

 Target/person vs distractors

rs = − 0.27

p = 0.200

rs = − 0.01

p = 0.956

rs = 0.09

p = 0.858

rs = 0.06

p = 0.785

rs = 0.25

p = 0.485

 Target vs person/distractors

rs = 0.09

p = 0.653

rs = 0.23

p = 0.943

rs = − 0.03

p = 0.881

rs = 0.18

p = 0.643

rs = 0.30

p = 0.485

 Target vs distractors

rs = − 0.26

p = 0.205

rs = 0.03

p = 0.943

rs = 0.04

p = 0.881

rs = 0.09

p = 0.771

rs = 0.26

p = 0.485

  1. Significant values are in [bold].
  2. All correlations are partial (controlling for within-stimulus % tracking rate) and p values are FDR corrected. r Pearson correlation, rs Spearman’s correlation, ROI Region of Interest, AOSI Autism Observation Scale for Infants, MSEL Mullen Scales of Early Learning, NVDQ Non-Verbal Developmental Quotient, VABS Vineland Adaptive Behavior Scales, ABC adaptive behaviour composite, AE  age equivalence.
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