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Table 3 Univariate analysis (binary logistic regression) for prescribing monotherapy versus combination therapy

From: Conformance to schizophrenia treatment guidelines in North West-Bank, Palestine: focus on antipsychotic dosing and polytherapy

Variable Reference category β p-value Odds ratio with 95% CI
Gender Male 0.43 0.14 1.5 (0.88 – 2.7)
Age Continuous variable 0.008 0.5 1.0 (1.0-1.03)
Education School education 0.338 0.4 1.4 (0.7-2.8)
Marital status Single −0.2 0.4 0.8 (0.5-1.3)
Smoking Not smoking 0.45 0.04 1.7 (1.02-2.9)
Occupation Not working 0.055 0.9 1.1 (0.5-2.2)
Waist circumferences Normal WC −0.16 0.5 0.9 (0.52-1.4)
Duration of psychiatric illness < 10 years 0.7 0.01 2 (1.2-3.4)
Number of hospitalization < 2 1.02 0.001 2.8 (1.5-5.1)
Family history of DM No family history −0.16 0.53 0.9 (0.42-1.4)
Depot No depot 2.0 < 0.001 7.4 (4.2-12.9)
Anticholinergic No anticholinergics 1.9 <0.001 6.7 (3.5-12.8)
SGA No SGA −0.4 0.2 0.7 (0.4-1.2)
CPZeq Continuous variable −5.5 <0.001 1.01 (1.0 – 1.01)
  1. Abbreviations: CI confidence interval, β coefficient of predictor variables, DM diabetes mellitus, SGA Second Generation Antipsychotic, CPZeq Chlorpromazine Dose Equivalencies.