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Table 2 Pearson’s correlations coefficients between variables

From: Callous-unemotional traits in Chinese preschool children with attention-deficit/hyperactivity disorder

Variable 1 2 3 4 5 6
1. CU( ICU) -      
2. EPs(SDQ) 0.24* -     
3. CPs(SDQ) 0.52** 0.25* -    
4. PPs(SDQ) 0.47** 0.27** 0.41** -   
5. PBs(SDQ) − 0.57** − 0.21* − 0.43** − 0.39** -  
6. EF(BRIEF-P) 0.67** 0.32** 0.46** 0.54** − 0.42** -
  1. *P < 0.05, **P < 0.01
  2. CU callous-unemotional traits, ICU inventory of callous-unemotional traits, SDQ strengths and difficulties questionnaire, EPs emotional Problems, CPs conduct problems, PPs peer problems, PBs prosocial behaviours, EF executive function, BRIEF-P behavior rating scale of executive function-preschool version