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Table 3 QbTest mean (SD) scores before and after given MPH (pre-/post-MPH)

From: ASD with ADHD vs. ASD and ADHD alone: a study of the QbTest performance and single-dose methylphenidate responding in children and adolescents

QbTest parameter

ASD

ASD/ADHD

ADHD

Comparisona

Pre-MPH

Post-MPH

p, d

Pre-MPH

Post-MPH

p, d

Pre-MPH

Post-MPH

p, d

Reaction time

597.92 (148.23)

493.61 (117.34)

 < 0.01, 0.93

574.16 (119.01)

487.84 (108.44)

 < 0.01, 0.96

583.16 (132.09)

488.06 (100.62)

 < 0.01, 0.95

ASD = ASD/ADHD = ADHD

Reaction time variation

209.56 (88.88)

164.32 (90.97)

 < 0.01, 0.92

213.14 (61.99)

158.75 (64.77)

 < 0.01, 0.92

228.46 (82.53)

163.82 (80.57)

 < 0.01, 0.91

ASD = ASD/ADHD = ADHD

Omission errors

16.33 (15.68)

11.23 (13.49)

0.01, 0.62

19.56 (16.18)

7.26 (10.33)

 < 0.01, 0.99

22.63 (18.03)

8.42 (12.61)

 < 0.01, 0.99

(ASD/ADHD = ADHD) > ASD

Commission errors

7.94 (13.48)

7.30 (12.98)

0.57, 0.11

10.24 (11.43)

7.25 (9.37)

 < 0.01, 0.43

11.64 (13.47)

7.77 (10.34)

 < 0.01, 0.46

ASD = ASD/ADHD = ADHD

Error rate

10.31 (14.26)

8.55 (14.20)

0.02, 0.49

13.05 (10.35)

7.08 (8.49)

 < 0.01, 0.92

15.94 (13.79)

8.79 (13.01)

 < 0.01, 0.75

ASD = ASD/ADHD

ASD/ADHD = ADHD; ADHD > ASD

Time active

14.54 (14.35)

8.38 (8.81)

0.02, 0.52

30.33 (22.24)

17.61 (19.78)

 < 0.01, 0.90

33.73 (24.19)

20.11 (24.34)

 < 0.01, 0.77

ASD = ASD/ADHD = ADHD

Distance

6.85 (4.73)

4.99 (2.73)

0.04, 0.44

13.03 (9.74)

7.72 (8.05)

 < 0.01, 0.75

14.54 (11.82)

9.08 (10.69)

 < 0.01, 0.70

ASD = ASD/ADHD = ADHD

Area

26.13 (25.11)

15.21 (13.92)

0.04, 0.45

56.32 (44.25)

27.97 (35.97)

 < 0.01, 0.89

59.82 (45.49)

31.77 (39.13)

 < 0.01, 0.87

(ASD/ADHD = ADHD) > ASD

Micro-events

4086.92 (2874.15)

3013.17 (19.12.02)

0.03, 0.46

7632.12 (4965.94)

4720.31 (4141.68)

 < 0.01, 0.89

8294.59 (5437.94)

5350.15 (5156.85)

 < 0.01, 0.79

ASD = ASD/ADHD

ASD/ADHD = ADHD; ADHD > ASD

QbInattention

1.06 (1.24)

-0.16 (1.25)

 < 0.01, 1.18

1.30 (1.15)

-0.23 (1.27)

 < 0.01, 1.47

1.62 (1.26)

-0.05 (1.35)

 < 0.01, 1.39

ASD = ASD/ADHD = ADHD

QbImpulsivity

0.01 (1.41)

0.33 (1.48)

0.04, -0.43

0.72 (1.19)

0.29 (1.31)

 < 0.01, 0.37

0.55 (1.29)

0.13 (1.21)

 < 0.01, 0.36

ASD > (ASD/ADHD = ADHD)

QbActivity

-0.18 (1.15)

-0.71 (0.96)

0.02, 0.51

0.88 (1.13)

-0.19 (1.17)

 < 0.01, 1.20

0.85 (1.20)

-0.31 (1.31)

 < 0.01, 1.02

ASD = ASD/ADHD

ASD/ADHD = ADHD; ADHD > ASD

  1. aANOVA corrected for age, pairwise comparisons of the groups, p < 0.05; ASD autism spectrum disorder, ADHD attention deficit hyperactivity disorder, ASD/ADHD ASD and co-occurring ADHD; p – p value for t test, d – Cohen’s d effect size