IL6 and depressive symptom measurement: There were also positive correlations observed between IL-6 and the mood and anxiety subscales of the CGI-S (r = 0.396, p = 0.01 and r = 0.371, p = 0.017, respectively) and the depression and anxiety subscales of the DASS-21 (r = 0.313, p = 0.047 and r = 0.389, p = 0.012, respectively).