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. 2015 Sep 15;7(1):30. doi: 10.1186/s11689-015-9127-4

Table 1.

Descriptive statistics

CSS Number Min. Max. Skewness SE Kurtosis SE 25th 50th 75th 85th 95th Items α
Total 51 5 32 −0.1 0.3 −0.3 0.7 16.00 20.00 25.00 27.00 30.40 13
RSBQ
 General Mood 74 0 16 0.5 0.3 −0.6 0.6 4.00 6.00 9.50 13.00 15.30 8 0.88
 Body Rocking 74 0 14 0.6 0.3 0.1 0.6 4.00 6.00 8.00 9.00 12.30 7 0.67
 Hand Behaviors 74 3 12 −0.5 0.3 −0.5 0.6 6.00 8.00 10.00 10.00 12.00 6 0.63
Fear/Anxiety 74 0 8 −0.1 0.3 −0.7 0.6 3.00 5.00 6.00 7.00 8.00 4 0.73
 Breathing Problems 72 0 10 0.3 0.3 −0.9 0.6 2.00 4.50 7.00 8.00 10.00 5 0.76
 Repetitive Face Movements 74 0 8 0.0 0.3 −0.8 0.6 2.00 4.00 5.00 6.00 7.00 4 0.53
 Night-time Behaviors 72 0 6 0.9 0.3 −0.1 0.6 0.00 1.00 3.00 4.00 5.30 3 0.75
 Walking/Standing 73 0 4 −0.1 0.3 −1.3 0.6 1.00 2.00 3.00 4.00 4.00 2 0.62
 Total 45 0.88
ADAMS
 Manic 74 0 14 0.3 0.3 −0.8 0.6 3.00 6.00 9.00 10.90 13.00 5 0.77
 Depressed 74 0 19 1.3 0.3 2.6 0.6 1.00 4.00 6.00 8.00 11.40 7 0.76
Social Avoidance 74 0 16 1.1 0.3 1.3 0.6 2.50 4.00 7.00 8.00 15.30 7 0.80
General Anxiety 74 0 20 1.0 0.3 0.4 0.6 3.00 5.00 9.00 12.20 18.40 7 0.91
 Obsessive Behavior 73 0 7 0.7 0.3 −0.4 0.6 1.00 2.00 4.75 6.00 7.35 3 0.60
 Total 28 0.92
ABC-C
 Irritability 47 0 29 1.3 0.4 1.1 0.7 3.75 7.00 12.00 17.95 27.60 15 0.89
Lethargy/Social Withdrawal 47 0 22 0.7 0.4 −0.4 0.7 4.00 8.00 13.25 16.00 21.30 16 0.78
 Stereotypy 47 1 18 −0.2 0.4 0.9 0.7 9.00 11.00 13.25 14.95 17.30 7 0.68
 Hyperactivity 47 0 36 1.4 0.4 1.6 0.7 5.00 8.00 14.50 22.00 34.60 16 0.93
 Inappropriate Speech 47 0 10 4.4 0.4 23.0 0.7 0.00 0.00 0.00 1.95 3.00 4 0.86
Social Avoidance 47 0 10 1.6 0.4 3.0 0.7 0.00 0.50 3.25 4.00 5.65 4 0.86
 Total 58 0.94

There were no differences in the mean/median scores in any of the five anxiety-related scales (in italics), when the nine subjects in the regression stage were compared with the 65 individuals post-regression. Interpretative guidelines for internal consistency by Cortina [53]: 0.90 or above = excellent; 0.80–0.89 = good; 0.70–0.79 = fair; below 0.70 = unacceptable. In italics are descriptive statistics for the five anxiety-related measures