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Table 3 Results of ANCOVA test for CBT treatment group

From: A comparative study of the effectiveness of group-based cognitive behavioral therapy and dialectical behavioral therapy in reducing depressive symptoms in Iranian women substance abusers

Source Sum of squares df Mean square F p value Partial eta squared (ηp2)
Corrected model 699.59 2 349.79 26.17 < 0.001 0.76
Intercept 81.26 1 81.26 6.08 0.03 0.26
Pre-depression scores 3.39 1 3.39 0.25 0.62 0.02
Group 693.79 1 693.79 51.91 < 0.001 0.75
Error 227.21 17 13.37    
Total 11,878 20