Evaluation of a drug-drug interaction: fax alert intervention program

Table 4 Logistic regression model for whether a patient’s PDDI resulted in a change in medication therapy

*Independent variable*	*Coefficient*	*P-value*	*Odds ratio*	*Odds ratio lower 95%*	*Odds ratio upper 95%*
Intercept	-1.9049	<.0001
Intervention group	0.1706	0.229	1.186	0.898	1.566
Specialist	-0.1179	0.4246	0.889	0.666	1.187
Practitioner Type
Nurse Practitioner	0.0993	0.7384	1.104	0.617	1.978
Physician’s assistant	-0.726	0.0729	0.484	0.219	1.07
Other Professional	-0.6397	0.3211	0.527	0.149	1.866
Physician (Reference)
Acute Medication	0.1962	0.3247	1.217	0.823	1.798
FDB^* Severity Level
1-major	0.4161	0.141	1.516	0.871	2.638
2-moderate (Reference)
3-minor	-2.7735	<.0001	0.062	0.044	0.089
Male Patient	0.3722	0.0137	1.451	1.079	1.951
Patient’s Age Group
0 - 49	0.1565	0.5175	1.169	0.728	1.878
50 - 64	0.0455	0.7896	1.047	0.749	1.462
65 - 79 (Reference)
80 and Up	0.0877	0.6948	1.092	0.705	1.691
Patient’s RxRisk Categories [13]
Anxiety & Tension	0.3507	0.0343	1.42	1.026	1.965
Asthma	0.3336	0.2724	1.396	0.769	2.533
Cardiac Disease	0.2865	0.1145	1.332	0.933	1.901
Coronary/ Peripheral Vascular disease	-0.5916	0.0015	0.553	0.384	0.798
Depression	0.4939	0.0011	1.639	1.217	2.207
Diabetes	-0.107	0.4921	0.898	0.662	1.219
Epilepsy	0.0764	0.6746	1.079	0.755	1.542
End stage renal disease	0.0499	0.7402	1.051	0.783	1.412
Glaucoma	-0.2878	0.4534	0.75	0.353	1.591
Heart Disease/ Hypertension	-0.1678	0.2887	0.846	0.62	1.153
Hyperlipidemia	0.3231	0.1391	1.381	0.9	2.12
Irritable Bowel Syndrome	0.0359	0.8678	1.037	0.68	1.581

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