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Table 4 Logistic regression predicting likelihood of schizophrenia with pre-onset cannabis use disorder for the second model including categorical variables and factor scores

From: A clinical comparison of schizophrenia with and without pre-onset cannabis use disorder: a retrospective cohort study using categorical and dimensional approaches

  B SE df p Odds ratio 95% Confidence interval for odds ratio
Lower Upper
Categorical variables
 Sexa 2.79 1.05 1 0.008 16.29 2.09 126.75
 Age at assessment −0.07 0.03 1 0.008 0.93 0.89 0.98
Factor scores
 Affective 0.06 0.08 1 0.47 1.06 0.91 1.14
 Reality distortion 0.09 0.09 1 0.31 1.10 0.92 1.32
 Disorganised/negative 0.02 0.17 1 0.91 1.02 0.72 1.43
 Motor 0.07 0.24 1 0.77 1.07 0.66 1.73
  1. aMale gender is coded “1” and female gender “0”, patients with pre-onset CUD were coded “1” and those without “0”