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Table 3 Logistic regression analysis results for category D or X DDIs potential predictors

From: Prevalence of drug–drug interactions in geriatric patients at an ambulatory care pharmacy in a tertiary care teaching hospital

Factor Reference Univariate analysis Multivariate analysis
OR 95% CI for OR P OR 95% CI for OR P
Lower Upper Lower Upper
Age   0.99 0.96 1.02 0.411 0.983 0.95 1.02 0.348
Female Male 1.48 0.94 2.33 0.092 1.79 1.07 2.97 0.026*
More than 3 medications 3 or fewer medications 44.75 5.99 334.61 0.001* 22.62 2.93 174.83 0.003*
More than 2 conditions 2 of fewer conditions 4.21 2.59 6.86 0.001* 3.09 1.81 5.27 0.001*
  1. * Wald Chi square test is significant α = 0