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Table 10 Prospective hierarchical regressions, predicting direct and indirect aggression and victimization at T2 from SDQ psychological difficulties 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 Direct Aggression at T2 from SDQ subscales at T1
Step 1   .30     188.4***
Gender    0.02 0.01 .09**  
Direct Aggression    0.60 0.03 .52***  
Step 2   .02     14.0***
Gender    0.02 0.01 .08*  
T1 Direct Aggression    0.51 0.04 .44***  
T1 Emotional Symptoms    −0.00 0.00 −.04  
T1 Conduct Problems    0.01 0.01 .17***  
Predicting Indirect Aggression at T2 from SDQ subscales at T1
Step 1   .31     195.3***
Gender    −0.01 0.01 −.05  
Indirect Aggression    0.65 0.03 .55***  
Step 2   .01     6.2**
Gender    −0.02 0.01 −.06*  
T1 Indirect Aggression    0.58 0.03 .51***  
T1 Emotional Symptoms    −0.00 0.00 −.01  
T1 Conduct Problems    0.01 0.00 .11***  
Predicting Direct Victimization at T2 from SDQ subscales at T1
Step 1   .29     179.7***
Gender    0.01 0.01 .02  
Victim of Direct Aggression    0.56 0.03 .54***  
Step 2   .02     6.7***
Gender    0.01 0.01 .04  
T1 Victim of Direct Aggression    0.50 0.03 .48***  
T1 Emotional Symptoms    0.01 0.00 .07*  
T1 Conduct Problems    0.01 0.00 .08**  
Predicting Indirect Victimization at T2 from SDQ subscales at T1
Step 1   .36     249.6***
Gender    −0.03 0.01 −.08**  
Victim of Indirect Aggression    0.61 0.03 .58***  
Step 2   .02     8.9***
Gender    −0.02 0.01 −.07*  
T1 Victim of Indirect Aggression    0.54 0.03 .52***  
T1 Emotional Symptoms    0.01 0.00 .08**  
T1 Conduct Problems    0.01 0.00 .08**  
  1. *p < .05, **p < .01, ***p < .001.
  2. aNo results from Step 3 are reported because no significant effects were found.