3. Art: Characteristics of excluded studies.

Study ID	Reason for exclusion
Bower 1995	Qualitative report
Breslow 1993	Descriptive article
De Jong 1972	Participants
Finkelstein 1971	Intervention interactive
Finlay 1993	Qualitative report
Green 1994	News article
Guillemin 2000	Qualitative
Homicki 2004	Descriptive article
Litch 2006	Narrative article
Mellor 2001	Commentary
Palmer 1999	No group comparisons presented, unable to obtain further details from authors
Staricoff 2001	Study design
Staricoff 2003a	Study design (part of same study as Staricoff 2001)
Ulrich 1993b	Conference abstract, unable to obtain further details from author
Wikström 1992	Setting
Wikström 1993	Setting