Patient Engagement as an Emerging Challenge for Healthcare Services: Mapping the Literature

Table 1

Number of publications across years and databases.

Year	Electronic databases					Total
	Medline	Psychinfo	Scopus	ISI Web of science	Google scholar	N	%
	N	N	N	N	N
2002	4	4	3	2	61	74	1,7
2003	6	4	5	5	102	122	2,9
2004	8	3	5	5	87	108	2,5
2005	10	7	9	6	121	153	3,6
2006	11	9	11	8	176	215	5,1
2007	16	8	19	13	244	282	6,7
2008	27	14	23	19	316	399	9,4
2009	27	11	17	13	445	513	12,2
2010	43	19	47	39	652	800	19
2011	66	23	46	40	779	954	22,7
2012 *	[ 56]	[ 6]	[ 32]	[ 26]	[ 479]	[ 599]	[ 14,2]
Total	162	96	185	150	3261	3620	100
	[218]	[102]	[217]	[176]	[3740]	[4219]

∗2012 is reported but not considered to discuss the findings as data are related only to the period from January 2012 to June 2012. The amount of publications including 2012 is reported in square brackets.