Effects of Shared Electronic Health Record Systems on Drug-Drug Interaction and Duplication Warning Detection

Table 6

Persons per age group with minor DDI and duplication warnings without (drugs issued by one HCP) and with e-Medikation (drug issued by different HCPs).

Age group	Persons in cohort	Minor DDI warnings						Duplication warnings
		Without e-Medikation		With e-Medikation		Increase		Without e-Medikation		With e-Medikation		Increase
		20–29	140,961	2,819	2.0	3,541	2.5	722	25.6	6,238	4.4	8,002	5.7	1,764	28.3
30–39	164,533	5,627	3.4	7,004	4.3	1,377	24.5	11,652	7.1	14,430	8.8	2,778	23.9
40–49	194,053	13,501	7.0	15,947	8.2	2,446	18.1	21,724	11.2	25,585	13.2	3,861	17.8
50–59	167,264	29,794	17.8	34,222	20.5	4,428	14.9	35,211	21.1	39,919	23.9	4,708	13.4
60–69	177,894	52,371	29.4	57,937	32.6	5,566	10.6	57,338	32.2	63,183	35.5	5,845	10.2
70–79	118,528	51,561	43.5	55,186	46.6	3,625	7.0	52,684	44.4	56,778	47.9	4,094	7.8
80–89	69,785	37,495	53.7	39,240	56.2	1,745	4.7	38,291	54.9	40,649	58.2	2,358	6.2
90–99	10,744	5,765	53.7	5,962	55.5	197	3.4	6,274	58.4	6,547	60.9	273	4.4
Sum, mean	1,043,762	198,933	19.1	219.039	21.0	20,106	10.1	229,412	22.0	255.093	24.0	25,681	11.2