Table 1 Demographic characteristics of the two groups
Characteristics | Schizophrenia patients (n = 156) | Healthy controls (n = 74) | Group comparison | |
|---|---|---|---|---|
mean ± SD | mean ± SD | t/χ2 | P | |
Age(years) | 43.936 ± 11.378 | 41.365 ± 9.719 | 1.675 | 0.095 |
Education(years) | 13.303 ± 2.237 | 13.909 ± 2.360 | 1.884 | 0.061 |
Sex (Male/Female) | 78/78 | 28/46 | 2.988 | 0.084 |
Age of onset (years)a | 23.961 ± 7.457 | NA | NA | NA |
Disease duration (years)a | 19.313 ± 11.587 | NA | NA | NA |
PANSS – totalb | 60.416 ± 14.400 | NA | NA | NA |
PANSS – positiveb | 12.736 ± 5.390 | NA | NA | NA |
PANSS—negativeb | 18.560 ± 6.528 | NA | NA | NA |
PANSS—generalb | 29.120 ± 7.550 | NA | NA | NA |
PHQ-9 | NA | 1.324 ± 2.067 | NA | NA |
GAD-7 | NA | 1.105 ± 1.658 | NA | NA |
Positive text duration (second) | 47.787 ± 13.753 | 42.243 ± 7.192 | 3.259 | 0.001 |
Neutral text duration (second) | 46.535 ± 14.413 | 42.081 ± 7.431 | 2.501 | 0.013 |
Negative text duration (second) | 46.361 ± 13.563 | 41.770 ± 7.584 | 2.714 | 0.007 |