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. 2017 Oct 25;8:1891. doi: 10.3389/fpsyg.2017.01891

Table 2.

Values of minimum, maximum, mean, and standard deviation for raw scores in the word recognition and spelling tests.

Group N Minimum Maximum Mean SD
Reading (raw score; 68 items)
Control 1719 0.00 68.00 53.66 19.16
ADHD 212 0.00 68.00 47.26 22.41
Total 1931 0.00 68.00 52.96 19.64
Spelling (raw score; 34 items)
Control 1723 0.00 34.00 19.12 9.81
ADHD 212 0.00 33.00 15.79 9.83
Total 1935 0.00 34.00 18.76 9.87

SD, standard deviation; N, sample size; ADHD, attention deficit/hyperactivity disorder group.