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

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

Factor	Reference	Univariate analysis				Multivariate analysis
		OR	95% CI for OR		P	OR	95% CI for OR		P
		OR	Lower	Upper	P	OR	Lower	Upper	P
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*

ISSN: 1756-0500