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Table 2 Visual perception and processing performance in 22q11DS and HC participants

From: Visual perception and processing in children with 22q11.2 deletion syndrome: associations with social cognition measures of face identity and emotion recognition

 

22q11DS

Mean (SD)

Median

HC

Mean (SD)

Median

Statistic (p), effect size (r)

BORB

     

 Field dependence/independence

     

  Figure-ground segmentation

     

  Single letters

0.90 (0.1)

0.92

0.84 (0.1)

0.84

0.04 (0.23) NS

  Paired drawings

0.97 (0.2)

0.97

0.88 (0.1)

0.89

0.40 (0.08) NS

  Triplet letters

0.96 (0.1)

0.95

0.95 (0.2)

0.88

0.03 (0.23) NS

 Form perception

     

  Form perception easy sub-tests (easy foreshortened + easy minimal features)

47.20 (2.78)

48.0

49.13 (1.38)

50.0

0.001 (0.43)

  Form perception hard sub-tests (hard foreshortened + hard minimal features)

38.91 (4.1)

40.0

41.76 (1.8)

43.0

0.001 (0.43)

 Visual object recognition

     

  Picture naming

12.56 (1.87)

13.0

13.70 (1.66)

14.0

0.001 (0.37)

 Implicit memory

     

  Object decision (easy)

28.04 (3.94)

 

29.83 (1.49)

  

  Object decision (hard)

24.7 0(3.48)

 

26.53 (3.03)

  

 Implicit memory sub-total

53.04 (5.88)

54.0

56.37 (3.36)

57.0

0.003 (0.33)

 Semantic memory

     

  Associative matching

27.29 (3.07)

28.0

29.27 (1.08)

30.0

0.001 (0.44)

 Embedded figures test

     

  Total score

21.10 (4.0)

22.0

22.22 (1.85)

23.0

0.5 (0.09) NS

  Reaction time (s)

33.89 (17.1)

30.3

26.76 (12.06)

24.3

0.07 (0.22) NS

  1. NS not significant after correcting for multiple comparisons