Clinical Study
Impact of Substance Use Disorder on Presentation and Short-Term Course of Schizophrenia
Table 1
Sociodemographic variables of schizophrenia patients with substance use disorder (Group 1) and without substance use disorder (Group 2).
| Variables | Group 1 () Mean ± s.d. | Group 2 () Mean ± s.d. | | Sig | CI Lower bound | CI Upper bound |
| Age in years | | | 2.305 | 0.023 | 0.450 | 5.88 | Education years | | | −0.736 | 0.463 | −2.156 | 0.99 | Total duration of illness in days | | | 1.563 | 0.120 | −130.40 | 1115.10 | Duration of untreated illness in days | | | 2.190 | 0.030 | 57.246 | 1119.81 | Age of onset in years | | | 1.492 | 0.138 | −0.628 | 4.49 | CPZ equivalent antipsychotic dose in mg/day | | | −0.289 | 0.773 | −57.720 | 33.81 | Number of suicidal attempts | | | 0.035 | 0.972 | −0.1521 | 0.157 |
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CI: confidence interval; “”: statistic; degree of freedom = 141.
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