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Table 4 Main and interaction effects comparison of the BDI-II and IT-SR measure between the two groups

From: Positive intervention for depression and teacher–student relationship in Iranian high school girl students with moderate/mild depression: a pilot randomized controlled trial

  Main effect Interaction effect
Within-group Between-group
F P d F P d F p d
Depression 25.43 0.001 0.37 9.54 0.005 0.11 12.22 0.001 0.15
Communication 11.95 0.007 0.14 8.56 0.001 0.10 14.53 0.001 0.17
Trust 15.44 0.001 0.18 8.10 0.001 0.11 12.47 0.001 0.14
Alienation 10.94 0.030 0.12 8.03 0.001 0.12 10.60 0.012 0.11
  1. F and p values refer to repeated-measures MANOVA comparing groups, d = Cohen’s effect size