Table 2.

Demographic and assessment results of sample characteristics in patients with schizophrenia (n=274)

Variables	Mean ± SD or n (%)
Age, years	33.93 ± 20.56
Sex
Male	134 (48.9%)
Female	140 (51.1%)
Education, years	11.17 ± 2.78
Smoking status
Smoking	68 (24.8%)
No smoking	206 (75.2%)
Course of disease	9.32 ± 7.25
PANSS symptoms
PANSS positive symptoms	18.97 ± 6.04
PANSS negative symptoms	18.81 ± 6.57
PANSS general symptoms	32.90 ± 9.92
Stress	264.92 ± 209.39
Cognitive function
Verbal memory	10.57 ± 3.09
Working memory	17.15 ± 5.24
Motor speed	65.36 ± 14.11
Verbal fluency	58.93 ± 17.80
Attention	36.66 ± 11.37
Executive function	11.23 ± 4.11
Composite score	199.89 ± 40.26
Coping style
Positive coping	10.49 ± 5.59
Negative coping	19.50 ± 6.82

Abbreviations: PANSS, Positive and Negative Syndrome Scale, SD, standard deviation.