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Table 2 Mean chronological age, non-verbal intelligence and reading age for the four groups compared

From: Parietal function in good and poor readers

Group

No.

Chronological Age

Non-Verbal Mentation (Ravens IQ)

Reading age

  

M

SE

M

SE

M

SE

DD

17

11.7

0.4

95

2

7.6

0.3

CA[L]

16

11.4

0.2

93

1

12.3**

0.3

CA[H]

16

11.8

0.2

118**

1

13.4**

0.5

RA

16

8.1

0.1

106*

3

8.5

0.4

  1. DD = developmental dyslexia; CA[L] = Chronological age matched, low IQ; CA[H] = Chronological age matched, high IQ; RA = reading age matched.
  2. Symbols denote significantly different from DD group.
  3. (* = p < .01; ** = p < .0001).