Peer support of complex health behaviors in prevention and disease management with special reference to diabetes: systematic reviews

Table 6 Statistical summary of 19 previously published reviews of peer support for which it was possible to abstract percentages of studies reporting effect in specific categories of application of peer support

			Lowest, highest, and median %s of studies identified as reporting effects in specific categories of application
First author	# studies	Year	Lowest	Highest	Median
Ingram	11	2010	25	100	67
Ayala	17	2010	50	91	83
Repper	40	2011	40	89	64.5
Kenya	16	2011	44	81	62.5
Hunt	16	2011	80	100	90
Chapman	26	2010	0	75	37.5
Gugliani	23	2011	0	100	67
Lewin	82	2010	0	70	33
Pfeiffer	7	2010	0	71	35.5
Viswanathan	53	2010	14	67	29
Dale	7	2008	0	100	40
Hoey	43	2008	38	50	44
Brownstein	14	2007	90	100	90
Gibbons	12	2007	60	100	75
Norris	18	2006	36	75	50
van Dam	6	2005	40	100	73.5
Andrews	24	2004	67	100	78
Eysenbach	38	2004	50	67	58.5
Swider	20	2002	50	83	75
Means			36	85.2	60.7
Medians			40	89	64.5

ISSN: 2055-8260