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Table 3 Convergent validity

From: The brief negative symptom scale: validation of the German translation and convergent validity with self-rated anhedonia and observer-rated apathy

  BNSS total BNSS motivation/pleasure BNSS diminished expression BNSS anhedonia
PANSS negative factor 0.89** 0.71** 0.90**  
SANS avolition/apathy 0.63** 0.65** 0.47** 0.43**
SANS asociality/anhedonia 0.77** 0.80** 0.57** 0.58**
SANS blunted affect 0,82** 0.56** 0.91**  
SANS alogia 0.63** 0.37** 0.77**  
SANS total 0.89** 0.73** 0.87**  
AES total (n = 48) -0.48** -0.50** -0.40**  
GAF -0.69** -0.68** -0.56**  
PSP total -0.73** -0.73** -0.57**  
  TEPS anticipatory TEPS consummatory   
BNSS intensity of pleasure -0.25* -0.29*   
BNSS intensity of future pleasure -0.26* -0.20   
BNSS anhedonia subscale -0.31* -0.36*   
SANS asociality/anhedonia -0.13 -0.15   
  1. Note. *p < 0.05; **p < 0.01