Skip to main content

Table 6 Cutoff values per year of age for the SDQ parent-report version for females, males, and without distinguishing between genders

From: Normative data for the self-reported and parent-reported Strengths and Difficulties Questionnaire (SDQ) for ages 12–17

Age

SDQ scale

Emotional

Conduct

Hyperactivity

Social

Prosocial

Externalizing

Internalizing

Total

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

‘Bord.’

‘Abn.’

Female

 12

4

5

2

3

5

6

2

4

6

5

6

8

6

8

11

15

 13

4

5

2

3

4

6

3

4

6

5

6

8

6

8

11

15

 14

4

5

2

3

4

6

3

4

6

5

5

7

6

8

11

14

 15

4

5

2

3

4

5

3

4

6

5

5

7

6

8

10

14

 16

4

5

2

3

3

5

3

4

6

5

5

7

6

8

10

14

 17

4

5

2

3

3

5

3

4

6

5

5

7

6

8

10

13

Males

 12

4

5

2

3

6

8

3

5

6

5

8

10

6

9

13

18

 13

4

5

2

3

6

7

3

5

6

5

8

10

6

9

13

18

 14

4

5

2

3

6

7

3

5

6

5

7

9

6

9

13

17

 15

3

5

2

3

5

7

3

4

6

5

7

9

6

9

13

17

 16

3

5

2

3

5

6

3

4

5

4

7

9

6

8

12

17

 17

3

5

2

3

5

6

3

4

5

4

6

8

6

8

12

16

Total

 12

4

5

2

3

6

7

3

4

6

5

6

10

6

9

13

17

 13

4

5

2

3

5

7

3

4

6

5

6

9

6

8

12

17

 14

4

5

2

3

5

6

3

4

6

5

6

9

6

8

12

16

 15

4

5

2

3

5

6

3

4

6

5

6

8

6

8

11

16

 16

3

5

2

3

4

6

3

4

6

5

6

8

6

8

11

15

 17

3

5

2

3

4

5

3

4

6

5

5

7

6

8

11

14

  1. SDQ Strengths and Difficulties Questionnaire, ‘Bord.’ ‘borderline’, ‘Abn.’ ‘abnormal’
  2. For all SDQ scales except the prosocial scale, scale scores equal to or higher than the displayed cutoff value (≥ 90th percentile) are considered ‘abnormal’. For the prosocial scale, scale scores equal to or lower than the displayed cutoff value (≤ 10th percentile) are considered ‘abnormal’
  3. For all SDQ scales except the prosocial scale, scale scores equal to the displayed cutoff value up to the cutoff value for ‘abnormal’ (80th up to the 90th percentile) are considered ‘abnormal’. For the prosocial scale, scale scores scale scores equal to or lower than the displayed cutoff value (20th down to the 10th percentile) are considered ‘borderline’
  4. The complete norms for all ages and scales of the parent-reported SDQ version are presented in Tables S4–S6 (Additional file 2)