Figure 3

Average scores of Auditory Hallucinations Rating Scale (AHRS), Scale for the Assessment of Positive Symptoms (SAPS) and Scale for Assessment of Negative Symptoms (SANS) (with standard error of mean (SEM)) 1 day before treatment (baseline), 1 day after last session (end of treatment), 1 week after last session and at 1 month after last session in the 20-session group.