Comprehension of Greek | Mother’s educational level | |||||||
None to moderate | Very good/ Excellent | Primary to High school | 2-year college/University/ Post-graduate studies | |||||
Mean (SD) | Mean (SD) | P | Effect size | Mean (SD) | Mean (SD) | P | Effect size | |
Ability to control Verbal and Physical Aggressiveness | 5.5 (1.3) | 5.9 (1.0) | 0.008 | 0.39 | 5.8 (1.1) | 5.9 (1.0) | 0.069 | 0.09 |
Problem Solving | 3.7 (1.1) | 4.6 (1.1) | <0.001 | 0.74 | 4.6 (1.3) | 5.1 (1.1) | <0.001 | 0.48 |
Concentration of Attention | 4.3 (1.3) | 5.0 (1.4) | <0.001 | 0.53 | 4.8 (1.5) | 5.3 (1.4) | <0.001 | 0.30 |
Participation/Cooperation in class | 4.7 (0.8) | 5.3 (1.0) | <0.001 | 0.52 | 5.1 (1.1) | 5.4 (1.0) | <0.001 | 0.23 |
Empathy | 4.5 (1.0) | 5.1 (1.1) | <0.001 | 0.53 | 5.1 (1.1) | 5.2 (1.1) | 0.021 | 0.11 |
Emotions’ Management | 4.7 (1.0) | 5.0 (1.1) | 0.108 | 0.24 | 4.7 (1.2) | 4.8 (1.3) | 0.384 | 0.04 |
Friendship skills | 4.4 (0.8) | 5.1 (0.9) | <0.001 | 0.72 | 5.1 (1.0) | 5.4 (0.9) | <0.001 | 0.32 |
Ability to control Victimization | 5.7 (1.0) | 6.0 (1.0) | 0.050 | 0.29 | 6.0 (1.0) | 6.2 (0.8) | <0.001 | 0.24 |
Emotions’ Identification and Expression | 3.4 (1.0) | 4.0 (1.1) | <0.001 | 0.55 | 4.3 (1.1) | 4.6 (1.1) | <0.001 | 0.22 |
Use of Spoken and Written Language | 2.8 (0.8) | 4.2 (1.1) | <0.001 | 1.41 | 4.4 (1.2) | 5.1 (1.1) | <0.001 | 0.56 |
Responsibility Taking | 4.3 (1.0) | 4.8 (1.1) | 0.006 | 0.41 | 4.8 (1.1) | 5.0 (1.1) | <0.001 | 0.21 |