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Table 8 Prospective hierarchical regressions, predicting SDQ psychological difficulties at T2 from direct and indirect aggression at T1 a

From: Direct and indirect aggression and victimization in adolescents - associations with the development of psychological difficulties

Variables R 2 Δ B SE B ß F-step
Predicting SDQ Emotional Symptoms at T2 from Direct and Indirect Aggression at T1
Step 1   .39     281.5***
Gender    −0.95 0.12 −.22***  
T1 Emotional Symptoms    0.53 0.03 .52***  
Step 2   .00     1.2
Gender    −0.88 0.13 −.21***  
T1 Emotional Symptoms    0.53 0.03 .52***  
T1 Direct Aggression    −0.78 0.63 −.04  
T1 Indirect Aggression    0.89 0.60 .05  
Predicting SDQ Conduct Problems at T2 from Direct and Indirect Aggression at T1
Step 1   .25     151.3***
Gender    0.20 0.10 .06  
T1 Conduct Problems    0.52 0.03 .50***  
Step 2   .02     13.8***
Gender    0.13 0.10 .04  
T1 Conduct Problems    0.43 0.04 .41***  
T1 Direct Aggression    2.15 0.59 .15***  
T1 Indirect Aggression    0.56 0.52 .04  
Step 3   .01     4.5*
Gender    0.05 0.14 .02  
T1 Conduct Problems    0.43 0.03 .41***  
T1 Direct Aggression    −2.88 1.79 −.20  
T1 Indirect Aggression    3.69 1.58 .26*  
T1 Direct Aggression × Gender    3.29 1.10 .40**  
T1 Indirect Aggression × Gender    −2.16 1.04 −.25*  
  1. *p < .05, **p < .01, ***p < .001.
  2. aResults from Step 3 are only reported where significant effects were found.