Table 1.

Numbers of records retrieved, screened, and excluded for both intervention studies and prognosis studies, divided by each setting

	Primary care and general pratice	Outpatients–medical area	Outpatients–surgical area	Emergency department	Hospital–medical area	Hospital surgical area	Long term care rehabilitative facilities	Nursing home	Pallative care	Total
Records retrived	3.948	988	2.675	2.211	7.741	3.343	2.807	1.080	1.337	26.130
Duplicate records removed	1.054	156	624	139	2318	1164	10	308	246	6.019
Records screened	2894	832	2.051	2.072	5.423	2.179	2.797	772	1.091	20.111
Recorde excluded	2.789	772	1.964	1.966	5.274	2.123	2.768	755	1.085	19.496
Eligible studies	105	60	87	106	149	56	29	17	6	615
studies Included–Intervention studies	26	11	5	17	37	16	4	1	0	117
studies Included–Prognosis studies	5	3	1	0	33	0	0	0	0	42