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Table 2 Correlations between age, the symptom scales of the CAARS: S/O, variables of the TAP and the Qb+© factors for the adult sample

From: Assessing ADHD symptoms in children and adults: evaluating the role of objective measures

 

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

1 age

–

                   

2 CAARS: S DSM IA

.04

–

                  

3 CAARS: S DSM HY/Imp

.16

.03

–

                 

4 CAARS: S DSM ADHD

.16

.50**

.88**

–

                

5 CAARS: O DSM IA

− .02

.41**

.10

.29*

–

               

6 CAARS: O DSM HY/Imp

.16

.02

.53**

.47**

− .00

–

              

7 CAARS: O DSM ADHD

.16

.12

.54**

.52**

.24*

.97**

–

             

8 TAP1 reaction time

.22

.21

.14

.22

.17

− .06

− .05

–

            

9 TAP1 RT SD

− .08

.15

.09

.15

.33**

− .13

− .05

.43**

–

           

10 TAP1 errors

− .21

.05

− .04

− .02

.18

.15

.19

− .28*

.13

–

          

11 TAP1 omission errors

− .19

.09

.12

.15

.24*

.10

.15

.14

.43**

.12

–

         

12 TAP2 errors

− .08

− .13

.04

− .03

.14

.06

.09

.15

.36**

.21

− .01

–

        

13 TAP2 omission errors

.09

.25*

.14

.24*

.34**

.07

.15

.25*

.19

.11

.25*

.10

–

       

14 TAP3 reaction time

.33**

.10

.02

.06

.18

.03

.07

.55**

.25*

− .03

.06

.10

.17

–

      

15 TAP3 RT SD

.09

.03

− .01

.01

.13

.03.

.06

.11

.34**

.03

.15

.05

.12

.43**

–

     

16 TAP3 errors

− .03

− .02

.19

.16

.13

− .03

.01

.00

.13

.18

.27*

.22

.09

− .15

.05

–

    

17 TAP3 omission errors

.10

.29*

.18

.30**

.48**

.06

.18

.20

.28*

.12

.35**

.11

.39**

.41**

.33**

.26*

–

   

18 Qb activity

− .02

.20

.18

.25*

.38**

− .07

.02

.26*

.29*

.06

.21

.17

.10

.33**

.16

.15

.43**

–

  

19 Qb impulsivity

.13

.12

.01

.07

.26*

.15

.21

− .09

.13

.36**

.39**

.22

.38**

− .06

.15

.51**

.37**

.05

–

 

20 Qb inattention

.26*

.14

.11

.17

.32**

.07

.15

.50**

.29*

.19

.11

.29*

.20

.65**

.39**

.11

.53**

.45**

.13

–

  1. CAARS: S CAARS self rating, CAARS: O CAARS observer rating, IA inattention, HY/Imp hyperactivity/impulsivity, TAP1 Go/Nogo task of the test battery of attention, TAP2 selective attention task, TAP3 sustained attention task, RT reaction time in ms, SD standard deviation
  2. * p < .05 level (two-tailed) ** p < .01 level (two-tailed)