Table 4

Multivariate logistic regression analysis for having at least one drug as potentially inappropriate (N=1 164 701)

 OR (95% CI)
2012 BeersPIM-TaiwanPRISCUS
Gender
 Male111
 Female0.93 (0.93 to 0.93)*1.02 (1.02 to 1.02)*0.87 (0.87 to 0.88)*
Age (years)
 65–74111
 75–840.94 (0.94 to 0.94)*0.93 (0.93 to 0.93)*1.05 (1.04 to 1.05)*
 ≥850.89 (0.89 to 0.90)*0.82 (0.82 to 0.83)*1.03 (1.02 to 1.03)*
Charlson Comorbidity Index
 Score 1111
 Score 20.88 (0.88 to 0.88)*0.85 (0.85 to 0.85)*0.89 (0.88 to 0.89)*
 Score >21.03 (1.03 to 1.04)*0.89 (0.89 to 0.91)*0.90 (0.90 to 0.91)*
Number of medications†1.60 (1.60 to 1.60)*1.56 (1.56 to 1.56)*1.46 (1.46 to 1.46)*
  • All variables in table 1 were included in logistic regression and only those with significance were listed.

  • *p<0.01.

  • †Numbers of medications were analysed as continuous variables in multivariate logistic regression analysis.