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Table 1 Means and Standard Deviations, for Age and DBD Scores, by Subtype

From: Moment-to-moment dynamics of ADHD behaviour in South African children

 

ADHD-C

ADHD-HI

ADHD-PI

Non-ADHD

 
 

Boys

Girls

Boys

Girls

Boys

Girls

Boys

Girls

Total

Age (mo)*

102.4 ± 10.6

104.4 ± 11.8

109.5 ± 20.7

103.6 ± 9.0

104.5 ± 15.7

102.9 ± 19.2

108.0 ± 14.9

101.5 ± 11.8

106. 4 ± 5.1

DBD** Inatt

24.0 ± 3.8

23.8 ± 2.7

13.8 ± 4.2

14.8 ± 2.5

22.2 ± 4.4

25.8 ± 2.6

6.6 ± 5.7

5.2 ± 5.9

13.5 ± 9.2

DBD** H/I

22.0 ± 3.2

20.9 ± 3.2

20.2 ± 1.8

20.6 ± 2.1

10.0 ± 6.0

9.9 ± 4.1

4.1 ± 3.6

4.4 ± 5.1

10.6 ± 8.4

N

         

Afrikaans

2

3

1

1

3

1

10

5

26

English

0

0

0

0

1

0

2

1

4

N Sotho

1

3

4

1

0

1

12

9

31

Tsonga

3

1

3

1

8

2

3

1

22

Venda

4

2

2

4

11

2

17

8

50

N Ndebele

3

4

3

0

4

2

8

3

27

Tswana

3

0

3

1

1

0

9

2

19

Total

16

13

16

8

28

8

61

29

179

  1. * There were no statistically significant differences in age between the subtypes
  2. ** Differences between groups were not tested, as the groups were defined by these scores.
  3. DBD: Disruptive Behavior Disorder rating scale [22]; Inatt: Scores on inattentive items; H/I: Scores on hyperactive/impulsive items