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Table 4 Comparison of general psychopathological parameters between 'anhedonic' and 'normal hedonic' depressed patients

From: Anhedonia in schizophrenia and major depression: state or trait?

Psychopathological variables 'Normal hedonic' depressed patients (n = 41) 'Anhedonic' depressed patients (n = 24) Z value
Depression (HDRS total score) 14.93 ± 4.84 19.50 ± 7.48 -2.63*
Negative dimension (SANS total score) 19.37 ± 15.07 31.67 ± 17.17 -2.76*
Affective flattening 6.00 ± 5.67 9.83 ± 8.01 -1.69
Alogia 1.83 ± 3.25 5.17 ± 5.02 -3.44**
Avolition/apathy 3.97 ± 3.28 5.92 ± 2.78 -1.41
Anhedonia/asociality 7.57 ± 5.15 9.75 ± 4.94 -1.39
  1. Mean ± standard deviation (SD) and Mann-Whitney Z test values are reported.
  2. *P < 0.05; **P < 0.01.
  3. HDRS = Hamilton Depression Rating Scale; SANS = Scale for the Assessment of Negative Symptoms.