Searching for Controlled Trials of Complementary and Alternative Medicine: A Comparison of 15 Databases

Table 2

Summary of relevant articles published in 2005.

Database	Acubriefs	CINAHL	AMED	Global Health	PsycINFO	MANTIS	ICL	AHW
N included	152	62	25	17	16	10	4	3
N unique	138	48	7	15	14	3	1	3
N overlap	14	14	18	2	2	7	3	0
Coverage^a (%)	60	24	10	7	6	4	2	1

^aCoverage indicates the percentage of total relevant 2005 articles identified (N = 255) that were retrieved from that source.