Table 1.
Comparison of the demographic characteristics, clinical symptoms and violence situation between the V.SC and NV.SC groups
| NV.SC N = 24 |
V.SC N = 53 |
t/χ2 | P | |||
|---|---|---|---|---|---|---|
| Age (Mean, SD) | 30.9 | 5.2 | 32.6 | 4.7 | −1.45 | 0.15 |
| Male (N, %) | 13 | 54.2 | 38 | 71.7 | 2.27 | 0.13 |
| Marriage status (N, %) | ||||||
| Married | 6 | 25.0 | 6 | 11.3 | 2.91 | 0.23 |
| Divorce | 2 | 8.3 | 9 | 17.0 | ||
| Alone | 16 | 66.7 | 38 | 771.7 | ||
| BMI (Mean, SD) | 23.0 | 4.8 | 22.8 | 3.0 | 0.13 | 0.90 |
| Educational years (Mean, SD) | 10.3 | 4.4 | 9.7 | 3.9 | 0.60 | 0.55 |
| Occupation(N, %) | ||||||
| Other jobs | 5 | 20.8 | 5 | 9.4 | 1.98 | 0.37 |
| Peasantry | 2 | 8.3 | 4 | 7.5 | ||
| Unemployed | 17 | 70.8 | 44 | 83.0 | ||
| Smoking (N, %) | 10 | 41.7 | 29 | 54.7 | 1.13 | 0.29 |
| First-episode SC. (N, %) | 3 | 12.5 | 2 | 3.8 | 2.08 | 0.15 |
| Duration of SC. (Mean, SD, year) | 9.1 | 4.0 | 9.5 | 5.4 | −0.34 | 0.74 |
| Duration of inpatient (Mean, SD, year) | 1.7 | 2.3 | 3.7 | 3.7 | −2.41 | 0.02 |
| Duration of antipsychotic treatment (Mean, SD, year) | 8.0 | 4.7 | 8.6 | 5.4 | −0.46 | 0.64 |
| Risperidone (N, %) | 11 | 45.8 | 23 | 43.4 | 0.04 | 0.84 |
| Clozapine (N, %) | 10 | 41.7 | 30 | 56.6 | 1.48 | 0.22 |
| Violent behaviours during SZ. (N, %) | ||||||
| Batteries resulting in physical injury | 0 | 0 | 51 | 96.2 | 68.40 | 0.00 |
| Batteries involving the use of a weapon | 0 | 0 | 32 | 60.4 | 24.80 | 0.00 |
| Sexual assaults | 0 | 0 | 0 | 0 | / | / |
| Threats made with a weapon in hand | 0 | 0 | 9 | 17.0 | 4.62 | 0.03 |
| PANSS (Mean, SD) | ||||||
| Positive symptom | 11.5 | 7.0 | 10.7 | 4.8 | 0.61 | 0.54 |
| Negative symptom | 16.0 | 8.6 | 15.7 | 8.0 | 0.17 | 0.87 |
| General psychotic symptom | 27.2 | 9.0 | 24.9 | 5.3 | 1.42 | 0.16 |
| PANSS total score | 54.8 | 19.7 | 50.8 | 12.6 | 1.04 | 0.30 |
Abbreviation: SC schizophrenia, V.SC schizophrenia patients with violence, NV.SC schizophrenia patients without violence