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Table 5 Logistic regressions of past 30 day substance use predicting screening positive for types of psychiatric symptoms

From: The relationship between self-reported substance use and psychiatric symptoms in low-threshold methadone maintenance treatment clients

Dependent Variable (screening positive for disorder on PDSQ)

Model X2(p)

Significant predictors (p)

Odds ratio (OR)

95% confidence interval for OR

Psychosis

8.01(.238)

   

Hypochondriasis

10.08(.121)

   

Somatization disorder

10.50(.105)

   

Depression

22.08(.001)

-Any non-prescribed benzodiazepine use (.001)

9.63

2.67-34.68

PTSD

22.40(.001)

-Any non-prescribed benzodiazepine use (.001)

7.56

2.26-25.31

OCD

11.91(.064)

   

Panic disorder

10.43(.108)

   

Agoraphobia

10.82(.091)

   

Social phobia

23.37(.001)

-Any non-prescribed benzodiazepine use (.003)

7.70

2.00-29.58

  

-Alcohol use (.018)

6.59

1.28-31.33

GAD

21.06(.002)

-Any non-prescribed benzodiazepine use (<.001)

12.30

3.17-47.72

Any disorder assessed on PDSQ

18.25(.006)

-Any non-prescribed benzodiazepine use (.006)

22.14

2.42-203.00

  1. *Predictors entered in all regressions: Any non-prescribed benzodiazepine use, Only prescribed benzodiazepine use, Any non-prescribed prescription opioid use, Any alcohol use, Any cannabis use, and Any crack use in the past 30 days.
  2. **Significant univariate predictors are presented only in the case of a significant multivariate model.