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Table 5 Correlation coefficients among the K-BDRS scores and factor scores (n = 141)

From: Clinical assessment of bipolar depression: validity, factor structure and psychometric properties of the Korean version of the Bipolar Depression Rating Scale (BDRS)

  K-BDRS Total K-BDRS depressive K-BDRS mixed Factor 1 Factor 2 Factor 3
K-BDRS total 1      
K-BDRS depressive 0.958** 1     
K-BDRS mixed 0.375** 0.092 1    
Factor 1 0.921** 0.888** 0.328** 1   
Factor 2 0.800** 0.893** −0.108 0.611** 1  
Factor 3 0.417** 0.167* 0.907** 0.298** −0.038 1
  1. K-BDRS Korean version of the Bipolar Depression Rating Scale, K-BDRS depressive K-BDRS scale without mixed symptoms (Items 1–15), K-BDRS mixed mixed symptoms of K-BDRS (Items 16–20)
  2. Factor 1: psychological depressive symptoms
  3. Factor 2: somatic depressive symptoms
  4. Factor 3: mixed symptoms
  5. *Correlation is significant at the 0.05 level (p < 0.05, two-tailed)
  6. **Correlation is significant at the 0.01 level (p < 0.01, two-tailed)