Table 2.
Cox Regression Analyses for Any STI and Subanalyses Stratified by Age Group and Sex Among Adolescents and Young Adults With Schizophrenia and Controlsa
| Risk factor | Adolescents <18 years | Young Adults 18–29 years | Males | Females | Total |
|---|---|---|---|---|---|
| HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | |
| Schizophrenia (presence vs absence) | 4.35 (3.14–6.02) | 2.17 (1.91–2.47) | 3.24 (2.73–3.86) | 1.86 (1.58–2.19) | 2.35 (2.08–2.64) |
| Psychiatric comorbidities (presence vs absence) | |||||
| Disruptive behavior disorders | 1.70 (0.94–3.08) | 0.92 (0.58–1.47) | 1.02 (0.62–1.68) | 1.56 (0.92–2.65) | 1.21 (0.84–1.73) |
| Alcohol use disorders | 1.58 (0.78–3.21) | 1.39 (1.20–1.61) | 1.20 (0.98–1.47) | 1.63 (1.33–2.01) | 1.40 (1.18–1.58) |
| Substance use disorders | 2.08 (1.32–3.28) | 2.21 (1.97–2.47) | 1.77 (1.52–2.07) | 2.63 (2.25–3.06) | 2.15 (1.93–2.40) |
Note: Bold type indicates that the data are statistically significant. STI, sexually transmitted infection; HR, hazard ratio; CI, confidence interval.
aAdjusted for demographic data, psychiatric comorbidities, and medications.