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Table 3 Systematic reviews on NPWT: Search strategies

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

Systematic review

Search terms

Literature sources

Search date*

  

MEDLINE

EMBASE

The Cochrane Library

CINAHL

Others

 

Samson/AHRQ 2004 [29]

Vacuum-assisted closure: †

- "topical negative pressure"

- "sub-atmospheric pressure therapy" (also "subatmospheric")

- "sub-atmospheric pressure dressing" (also "subatmospheric")

- "vacuum sealing"

- "vacuum assisted closure"

- "negative pressure dressing"

- "negative pressure therapy"

- "foam suction dressing"

- "vacuum compression"

- "vacuum pack"

- "sealed surface wound suction"

- "sealing aspirative therapy"

Wounds:

- "wound*"

- "ulcer*"

- "decubit*"

- "incision*"

- "dressing"

- "free flap"

- "skin graft*"

- "skin transplantation"

- "degloving injuries"

- "degloving injury"

+

MEDLINE via PubMed

+

+

CENTRAL

-

-

Manufacturers‡

6/2004§

Costa/MUHC TAU 2005[30]

"vacuum" or "vacuum-assisted" or "VAC" or "negative pressure" or "suction dressing" or "subatmospheric" or "sub-atmospheric" or "subatmospheric pressure" or "NPWT" and "wound healing"||

+

PubMed

+

+

CDSR

-

-

HTA agencies (CHSPR, MCHP, ICES, INAHTA)

- Screening of reference lists of primary studies and secondary publications

3/2005

IQWiG 2006 [8]

Search strategies according to databases (published on pages 114 to 130 of the IQWiG review [8])

+

Ovid MEDLINE, Ovid MEDLINE In-Process and Other Non-Indexed Citations

+

Ovid EMBASE

+

CENTRAL; CDSR; DARE; HTA

+

Ovid CINAHL

-

Trial registries (ClinicalTrials.gov, National Research Register)

- Manufacturers¶

- Authorities

- Conference proceedings

- Authors of articles and conference abstracts

- Screening of reference lists of secondary publications

5/2005

Pham/ASERNIP-S 2006 update [31]

(vacuum or suction) and (wound healing), (vacuum assisted or vacuum-assisted) and (wound or closure), topical negative pressure, (subatmospheric or sub-atmospheric) and pressure

+

MEDLINE; PREMEDLINE; PubMed

+

+

The Cochrane Library

-

-

Current Contents

- Trial registries (ClinicalTrials.gov, National Research Register)

- The York (UK) Centre for Reviews and Dissemination

- Grey literature reports

- Relevant online journals

- Vacuum therapy website (vacuumtherapy.co.uk)

- The Internet

10/2004 New RCTs: 7/2005**

OHTAC 2006 (update) [32]

-

wound healing

- foot ulcer or skin ulcer or varicose ulcer or leg ulcer

- wounds, non penetrating

- chronic and ulcer or wound

- leg or foot arterial or diabetic and ulcer or wound

- suction

- pressure

- vacuum

- vacuum assisted closure or V.A.C. therapy

- negative pressure

- topical negative pressure

- subatmospheric pressure therapy

+

MEDLINE, MEDLINE In-Process and Non-Indexed Citations

+

+

CDSR

-

-

HTA agencies (INAHTA)

- Vacuum therapy website (vacuumtherapy.co.uk)

3/2006

  1. *End of search period.
  2. † "The intersection of the vacuum-assisted closure terms and wound terms served as the initial pool of references. These were cross-referenced with the terms for randomized trials compiled by the Cochrane Collaboration...." For further details, please see Appendix A [29].
  3. ‡Request for "lists of published, randomized, controlled trials (RCTs), published abstracts of RCTs within the past 2 years, and published articles on study design, or protocols of any RCTs (published or in press)" [29].
  4. §CENTRAL: 2003 ("through issue number 4", [29]).
  5. || "Health technology agencies databases were also searched for technology assessment reports, systematic reviews and economic studies with the keywords 'vacuum', 'subatmospheric pressure', and 'sub-atmospheric pressure' used individually" [30].
  6. ¶Unpublished data from primary studies were only to be considered in the review if comprehensive study information (e.g. a clinical study report) was available.
  7. ** "Updated searches were performed in July 2005 to include any new RCTs" [31].
  8. AHRQ: Agency for Healthcare Research and Quality; ASERNIP-S: Australian Safety and Efficacy Register of New Interventional Procedures – Surgical; CDSR: Cochrane Database of Systematic Reviews; CENTRAL: Cochrane Central Register of Controlled Trials; CHSPR: Centre for Health Services and Policy Research; DARE: Database of Abstracts of Reviews of Effects; CINAHL: Cumulative Index to Nursing and Allied Health Literature; EMBASE: Excerpta Medica Database; HTA: health technology assessment; CRD: Centre for Reviews and Dissemination; INAHTA: International Network of Agencies for Health Technology Assessment; IQWiG: Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen (Institute for Quality and Efficiency in Health Care); MCHP: Manitoba Centre for Health Policy; MUHC TAU: McGill University Health Centre Technology Assessment Unit; MEDLINE: Medical Literature Analysis and Retrieval System Online; NPWT: negative pressure wound therapy; OHTAC: Ontario Health Technology Advisory Committee; RCT: randomised controlled trial; VAC: vacuum-assisted closure.