Table 2. Polypharmacy* in association with other covariates.

Parameter	Bivariate logistic regression		Multivariate logistic regression
	OR [95% CI]	p-value	aOR [95% CI]	p-value
Age	0.97 [0.94, 0.99]	0.013	0.98 [0.95, 1.00]	0.075
Gender	1.12 [0.71, 1.73]	0.631	1.17 [0.73, 1.88]	0.502
Number of comorbidities	1.35 [1.15, 1.58]	< 0.001	1.31 [1.12, 1.54]	0.001
Cardiovascular disease as admitting diagnosis	2.69 [1.52, 4.74]	0.001	2.66 [1.49, 4.75]	0.001

*Defined as the use of ≥ 5 medications. Number of patients with polypharmacy = 329. OR: odds ratio; aOR: adjusted odds ratio; CI: confidence interval.