Disagreement in primary study selection between systematic reviews on negative pressure wound therapy

Table 1 Identified pool of potentially relevant reviews

No	Publication	Documentation*	Multiple sources^†	Included^‡	Reason for exclusion
1	Andros 2006 [53]	-	-	-	Consensus statement
2	Brem 2006 [54]	-	-	-	Guidelines
3	Costa/MUHC TAU 2005 [30]^§	+	+	+	-
4	Evans 2001 [55]	+	+	-	Systematic review published before 12/2004
5	Fleck 2006 [56]	-	-	-	Consensus statement
6	Fisher 2003 [57]	-	-	-	Narrative review
7	Gray 2004 [58]	+	+	-	Systematic review published before 12/2004
8	Hayes Inc. 2003 [59]			-	Not publicly accessible; published before 12/2004
9	Higgins 2003 [60]	+	+	-	Systematic review published before 12/2004
10	Mayer 2002 [61]	+	+	-	Not publicly accessible; published before 12/2004
11	Mendonca 2006 [62]	-	+	-	Search date not reported
12	OHTAC 2004 [63]	+	+	-	Update available: OHTAC 2006
13	OHTAC 2006 update [32]	+	+	+	-
14	Pham/ASERNIP-S 2003 [64]	+	+	-	Update available: Pham 2006
15	Pham/ASERNIP-S 2006 update [31]	+	+	+	-
16	Samson/AHRQ 2004 [29]	+	+	+	-
17	Shirakawa 2005 [65]	-	-	-	Narrative review
18	Suess 2006 [66]	-	-	-	Narrative review
19	Turina 2006 [67]	-	-	-	Narrative review
20	Ubbink 2006 [68]	-	-	-	Narrative review
21	Whelan 2005 [69]	-	-	-	Article on mechanisms of wound healing

*The literature search strategy was documented in detail (including search strategy and search date).
^†Multiple sources used (at least MEDLINE and The Cochrane Library).
^‡Criteria fulfilled: detailed documentation of the literature search; use of multiple sources; publication in or after December 2004.
^§Costa 2007 [70] was not classified as an update, as no update of the literature search was performed.
AHRQ: Agency for Healthcare Research and Quality; ASERNIP-S: Australian Safety and Efficacy Register of New Interventional Procedures – Surgical; IQWiG: Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen (Institute for Quality and Efficiency in Health Care); MUHC TAU: McGill University Health Centre Technology Assessment Unit; NPWT: negative pressure wound therapy; OHTAC: Ontario Health Technology Advisory Committee.

ISSN: 1471-2288