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Table 1 Means and standard deviations and between group effect sizes (Cohen's d) at outcome

From: Cognitive behaviour therapy in medication-treated adults with ADHD and persistent Symptoms: A randomized controlled trial

 

CBT/MED

TAU/MED

  

Outcome measures

Baseline

Mean(SD)

End of treatment

Mean(SD)

Three month follow-up

Mean(SD)

Baseline

Mean(SD)

End of treatment

Mean(SD)

Three month follow-up

Mean(SD)

End of treatment

Cohen's d

Follow-up

Cohen's d

CGI

4.00(.85)

n = 26

3.18(1.07)

n = 17

3.00(.76)

n = 8

4.24(1.05)

n = 25

3.88(.70)

n = 17

4.08(.86)

n = 13

n.s.

1.31*

K-SADS ADHD

40.02(5.35)

n = 26

29.88(7.23)

n = 17

31.70(4.33)

n = 8

38.16(8.14)

n = 25

35.94(4.08)

n = 17

37.08(4.72)

n = 13

1.03**

1.17*

BCS inattention

15.84(6.28)

n = 25

10.17(4.44)

n = 18

9.76(5.62)

n = 15

16.54(6.84)

n = 26

14.71(5.19)

n = 17

16.24(5.66)

n = 17

0.94*

1.15**

BCS hyperactivity/

impulsivity

12.88(5.00)

n = 25

7.06(4.41)

n = 18

5.94(4.12)

n = 15

9.75(6.17)

n = 26

8.76(6.22)

n = 17

8.76(5.43)

n = 17

0.32*

0.58**

BCS

Total score

28.72(10.21)

n = 25

17.22(7.62)

n = 18

15.70(8.74)

n = 15

26.29(11.07)

n = 26

23.47(8.80)

n = 17

25.00(8.54)

n = 17

0.76**

1.08***

BAI Anxiety

13.43(8.67)

n = 25

11.00(10.61)

n = 18

7.25(5.91)

n = 15

14.06(7.73)

n = 26

15.29(10.72)

n = 17

12.89(7.50)

n = 17

n.s.

0.83*

BDI Depression

11.60(8.71)

n = 25

7.22(6.84)

n = 18

5.00(5.77)

n = 15

16.09(10.61)

n = 26

15.41(9.64)

n = 17

15.43(9.25)

n = 17

n.s.

1.32*

RATE ADHD symptoms

41.76(11.73)

n = 25

34.88(9.42)

n = 17

29.12(10.94)

n = 14

40.31(13.95)

n = 26

41.12(10.86)

n = 17

42.00(12.67)

n = 17

n.s.

1.08**

RATE Emotional Control

33.24(14.63)

n = 25

27.47(11.01)

n = 17

21.50(9.59)

n = 14

35.73(13.17)

n = 26

33.16(12.84)

n = 17

36.29(15.58)

n = 17

n.s.

1.12*

RATE Antisocial Scale

11.70(4.36)

n = 25

9.12(1.41)

n = 17

9.00(1.75)

n = 14

13.27(7.24)

n = 26

10.76(2.39)

n = 17

12.06(4.37)

n = 17

0.84*

0.89*

RATE Social Functioning

28.52(7.53)

n = 25

26.76(9.25)

n = 17

24.29(8.07)

n = 14

32.46(10.31)

n = 26

36.47(10.76)

n = 17

36.41(10.93)

n = 17

n.s.

1.24**

RATE total score

115.22(29.17)

n = 25

98.24(23.14)

n = 17

82.20(25.10)

n = 14

121.77(30.69)

n = 26

121.35(24.08)

n = 17

126.76(31.96)

n = 17

n.s.

1.46***

  1. Significant results *(p < .05) ** (p < .01) *** (p < .001); n.s. = no between group significance.