Table 3.

Descriptive statistics of the cognitive skill measures for the Finnish children (N=38).

	Mean	Standard deviation	Range
Age (years)	11.08	0.51	10.3 – 12.5
Digit span, raw score	11.6	2.8	8 – 21
Word list reading (Lukilasse), correct items	45.9	12.0	19 – 71
Text reading, correct items	119.1	4.8	104 – 124
Non-word text reading, correct items	43.6	11.4	19–66
Sentence reading, correct items	37.8	10.8	14–57
Lexical decision, correct items	143.8	4.5	131–150
Writing, words, correct items	5.7	2.5	0–10
Writing, non-words, correct items	8.3	2.1	3–12
Phoneme deletion, correct items	14.8	3.2	4–18
Non-word repetition, correct items	9.7	2.0	4–14
Rapid automatic naming, objects, time (sec)	49.6	8.8	33–72
Rapid automatic naming, letters, time (sec)	28.9	7.4	16–52
Phoneme length perception, correct items	16.9	2.6	11–21