Table 3. Logistic Regression to Identify a Potentially Harmful DDI.

	OR	P-value	95% CI lower	95% CI upper
Male	0.99	0.957	0.64	1.53
Age < 40	0.94	0.881	0.43	2.06
South	1.36	0.119	0.92	2.01
Internal medicine	1.06	0.751	0.73	1.55
Hospital-based practice	1.30	0.482	0.62	2.73
Medical reconciliation tools used > 5	1.27	0.327	0.79	2.05
More than 35% of patients with 5+ medications	1.14	0.513	0.76	1.72
Less than 10% of patients on opioids for pain	1.32	0.169	0.89	1.95
Asks about history of medications	1.64	0.028	1.05	2.54
Ordering a definitive drug test	1.62	0.013	1.11	2.36
CPV patient on psychiatric medications	3.74	0.000	2.56	5.45
CPV patient with polypharmacy/alcohol	0.65	0.037	0.43	0.97
Constant	0.04	0.000	0.02	0.09