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Table 1 Comparison between the two studied groups according to the core subtests

From: Working and short-term memory defects in Egyptian dyslexic children

 

Dyslexic group

Control group

Test of significance

(p value)

Verbal Memory Composite Index (VMI)

n

Min–max

Median (IQR)

52

45.00–109.00

70.50a,b (63.00–78.00)

52

80.00–147.00

107.00c (101.00–121.00)

χ2(KW)(df = 2) = 74.924

p = 0.000*

Non-verbal Memory Composite Index (NMI)

- n

- Min–max

- Median (IQR)

52

45.00–123.00

73.00a,b (66.00–82.00)

52

82.00–142.00

102.00c (97.00–116.00)

χ2(KW)(df=2) = 51.526

p = 0.000*

  1. n number, Min-max minimum–maximum, IQR inter-quartile range, KW Kruskal-Wallis test, df degree of freedom
  2. *Statistically significant difference (p < 0.05)
  3. NS statistically no significant difference (p > 0.05)