Fig. 2

Partial correlations between olfaction and psychotic symptoms in schizophrenia group. a: Partial correlations between odour threshold score and PANSS scores; b: Partial correlations between odour discrimination score and PANSS scores; c: Partial correlations between odour identification score and PANSS scores; d: Partial correlations between TDI and PANSS score. Adjusted for the smoking status. Abbreviations: General psychopathy S., general psychopathy subscale; Negative S., negative subscale; Positive S., positive subscale. PANSS, the Positive and Negative Syndrome Scale; TDI, the total score of threshold, discrimination and identification.*: Adjusted P < 0.008