The child attends an Integration Class or receives Parallel Support

The child repeats attendance of the same grade

No

Yes

No

Yes

Mean (SD)

Mean (SD)

P

Effect

size

Mean (SD)

Mean (SD)

P

Effect

size

Ability to control Verbal and Physical Aggressiveness

5.9 (1.0)

5.2 (1.5)

<0.001

0.60

5.8 (1.0)

5.3 (1.3)

0.001

0.48

Problem Solving

4.9 (1.2)

3.0 (1.2)

<0.001

1.58

4.8 (1.2)

3.4 (1.1)

<0.001

1.15

Concentration of Attention

5.1 (1.4)

3.1 (1.5)

<0.001

1.40

5.0 (1.5)

3.7 (1.6)

<0.001

0.89

Participation/Cooperation in class

5.3 (1.0)

4.1 (1.2)

<0.001

1.08

5.2 (1.1)

4.4 (1.2)

<0.001

0.75

Empathy

5.1 (1.1)

4.2 (1.3)

<0.001

0.81

5.1 (1.1)

4.5 (1.1)

<0.001

0.56

Emotions’ Management

4.8 (1.2)

4.0 (1.4)

<0.001

0.64

4.8 (1.2)

4.4 (1.4)

0.013

0.35

Friendship skills

5.3 (0.9)

4.1 (1.0)

<0.001

1.33

5.3 (0.9)

4.4 (1.2)

<0.001

0.91

Ability to control Victimization

6.2 (0.9)

5.2 (1.3)

<0.001

1.07

6.1 (0.9)

5.5 (1.2)

<0.001

0.71

Emotions’ Identification and Expression

4.4 (1.1)

3.6 (1.1)

<0.001

0.70

4.4 (1.1)

3.6 (1.0)

<0.001

0.68

Use of Spoken and Written Language

4.8 (1.1)

3.1 (1.1)

<0.001

1.54

4.8 (1.2)

3.3 (1.4)

<0.001

1.23

Responsibility Taking

4.9 (1.1)

4.0 (1.1)

<0.001

0.81

4.9 (1.1)

4.3 (1.1)

<0.001

0.51