Table 3.
Clinical characteristics of SUD individuals with SIPD.
| SUDs without SIPD | SIPD | |||
|---|---|---|---|---|
| (n = 360) | (n = 19) | |||
| Mean | (SE) | Mean | (SE) | |
| SCL-90R Psychoticism | 63.80 | (0.62) | 65.63 | (3.17) |
| Schizophrenia Nuclear Symptoms | 1.65 | (0.14) | 3.06 | (0.81)∗ |
| Schizotypal Signs | 7.04 | (0.43) | 9.17 | (1.78) |
| MCMI Cluster A | 52.45 | (0.97) | 59.93 | (2.95)# |
| MCMI Cluster B | 55.75 | (0.63) | 61.89 | (2.79)∗ |
| MCMI Cluster C | 53.56 | (0.75) | 52.76 | (2.97) |
| AUDIT | 17.37 | (0.62) | 15.94 | (2.82) |
| MAST | 18.97 | (0.83) | 19.22 | (3.76) |
| BAI | 18.66 | (0.75) | 19.21 | (3.65) |
| BDI | 20.46 | (0.63) | 19.79 | (2.30) |
| DAST | 6.19 | (0.30) | 10.44 | (1.30)∗∗ |
#Trend at p < 0.1.
∗Statistically significant at p < 0.05.
∗∗Statistically significant at p < 0.01.
AUDIT = Alcohol Use Disorder Identification Test; BAI = Beck Anxiety Inventory; BDI = Beck Depression Inventory; DAST = Drug Abuse Screening Test; MAST = Michigan Alcohol Screening Test; MCMI Cluster A, B, C = personality traits/disorders; Cluster A (schizoid, paranoid, schizotypal); Cluster B (borderline, antisocial, histrionic, narcissistic); Cluster C (avoidant, dependent, compulsive); SCL-90R = Symptoms Checklist Revised; SUD = substance use disorder; SIPD = substance-induced psychotic disorder.