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Cochrane review literature search - Systematic literature review X narrative review

These include using reference management software, acquiring the full text of articles and documenting the search process. Adhesively bonded versus non-bonded amalgam restorations for dental caries. 5 Limiting searches Using certain parameters to limit searches can improve precision without unduly affecting sensitivity.

Duke University Libraries subscribes to databases covering most disciplines, including statistics and other potentially relevant areas. Finally, the studies examined each search function separately whilst differences in retrieval were found across interfaces, it is unclear whether these differences would exist, when search functions are brought together into a strategy, as in the real world.

In the final report add as an appendix the full electronic search strategy for one database e.

Cumulative median recall for combined searching in MEDLINE, EMBASE and CENTRAL was 88. Whilst it is possible to undertake searches for systematic reviews on the PubMed platform you may find it easier on one of the other platforms with Medline where it may be clearer for you to specify exactly what you are searching for and to combine your selected subject headings MeSH terms with free-text keyword terms. Stat Med 21 1575 1600, 2002 DerSimonian R, Laird N Meta-analysis in clinical trials. When the NCC sends out a call for evidence, it should ask stakeholders that respond to complete a checklist that lists and identifies the location of all confidential information contained in their submission. Can we learn from initiatives like to unfold the potential of Cochrane?


A review can indicate how well findings can be applied to everyday practice.


Large, database links to cited articles and times cited are provided for retrieved articles.


While scoping reviews are a valuable resource for informing future systematic reviews, they also represent a research outcome that, particularly if published, can be of use to researchers, policy-makers and practitioners, reducing duplication of effort and guiding future research. Statistical analysis Relative recall for each of the included database was calculated separately and for each of the included SR.


Identifying randomized controlled trials of cognitive therapy for depression Comparing the efficiency of embase, medline and PsycINFO bibliographic databases. In 2012, of the 4,905 reviews, only 1,756 were up to date an increase in up to date reviews of just 181 in three years. The concept acute is thus excluded because a heart attack is always an acute medical condition and therefore already implicitly included. However it is still important to note that the average risk ratio in children has a 95 CI that runs from 0. A specialist centre for developing methods for systematic reviewing and synthesis of research evidence and developing methods for the study of the use research. It is probably redundant to point out that this is a vast sum.

Methods Data sources were systematic reviews published by the Cochrane Review Group, including at least five RCTs, reporting a search history, searching MEDLINE, EMBASE, CENTRAL, and adding reference- and Systematic reviews seek to collate all evidence that fits pre-specified eligibility criteria in order to address a specific research question.

BMJ 315 629 634, 1997 Berlin JA Does blinding of readers affect the results of meta-analyses?

In these situations, the NCC may call for evidence.


Many of the 95 confidence intervals for the estimate provided by each study overlapped with a finding of no effect however, the overall pooled estimate established a benefit of ACE inhibitors.

While scoping reviews are a valuable resource for informing future systematic reviews, they also represent a research outcome that, particularly if published, can be of use to researchers, policy-makers and practitioners, reducing duplication of effort and guiding future research. Find books and other items in thousands of libraries, including most items in the UC campus libraries.


Use Concept Codes, Taxonomic Data, and more to focus your BIOSIS Previews search.

, braces OR supports OR orthoses using spelling variations, e.


Lancet 352 609 613, 1998 Katerndahl DA, Lawler WR Variability in meta-analytic results concerning the value of cholesterol reduction in coronary heart disease A


Bak G, M, Fitzsimmons H, Morrison A, Maden-Jenkins M.


One of the essential components in carrying out a systematic review is that of developing a comprehensive literature search.


Literature searches in ten additional databases only increases the median recall by 2 percentage point. The NCC may choose not to issue any calls for evidence for a guideline. Your inclusion exclusion criteria are extremely important and allow you to make your results more precise after you ve conducted a search to find as much as you can that touches on your topic of interest.


Int J Technol Assess Health Care 15 297 303, 1999 Minozzi S, Pistotti V, Forni M Searching for rehabilitation articles on MEDLINE and EMBASE An example with cross-over design. Unpublished studies can be hard to find, but using published literature alone may lead to because it does not include findings from all the existing research. Advocacy The aims to motivate health care researchers to petition regulators and research bodies to require the results and data of all clinical trials be published.

1590 EDITORIAL Systematic literature review X narrative review Scientific literature review articles are methodological studies which use database searches to retrieve results of research, and have as their mail goal the objective and theoretical discussion of a specific topic or theme. Value of databases other than medline for rapid health technology assessments.


Use the drop-down menu and select Descriptors then click magnifying glass gif to browse the thesaurus. What happens if the authors of a systematic review cannot financially afford to access the data and procure the documents? Given that there is a finite funding envelope it is imperative to maximise the number of systematic reviews that can be undertaken and to maximise relevancy to clinical practice.

Systematic reviews may be published in the peer-reviewed journal literature.

Holding chambers spacers versus nebulisers for-agonist treatment of acute asthma. Mt Sinai J Med 63 216 224, 1996 Assendelft WJ, Koes BW, Knipschild PG, Bouter LM The relationship between methodological quality and conclusions in reviews of spinal manipulation.


Reporting the search strategies Andreae 2012, Bunn 2012 and Jones 2014 reported the date range for each search in every archive. 1 Information on what may and may not be considered confidential Data that may be included as confidential include those that may influence share price values commercial in confidence or are intellectual property academic in confidence that is, awaiting publication. Table 1 Summary of findings for children multiple treatment of 2-agonist via spacer chamber compared with nebuliser for children with acute asthma summarises the evidence available for each outcome in a separate row.

Searching Additional Databases Except PubMed Are Necessary for a Systematic Review Ming-Hua Zheng, Xu Zhang, Qiang Ye and Yong-Ping Chen Stroke. It is an online register of clinical trials being undertaken in Australia, New Zealand and elsewhere. In addition, there are validated search filters that might be useful.


It provides advice on the sources to search and on how to develop strategies for systematic literature searches to identify clinical and economic evidence. Individual articles can be purchased from the websites of most journals that do not allow free access, but this can be expensive.


Methodological approaches to conduct a systematic literature review can be found in Cochrane Handbook of Systematic Reviews of Interventions 3 published by the Cochrane Collaboration as well as in the CRD s Guidance for Carrying Out or Commissioning Reviews published by the NHS Centre for Reviews and Dissemination 4. Methods Data sources were systematic reviews published by the Cochrane Review Group, including at least five RCTs, reporting a search history, searching MEDLINE, EMBASE, CENTRAL, and adding reference- and The aim of this study is to analyze a small sample of Cochrane systematic reviews on the same or a similar topic from the point of view of literature searching, in order to highlight differences that could affect the results of the studies. The following data sources might be used in providing an overall picture of service configuration and activity hospital episode statistics HES patient episode data Wales PEDW national or regional registers for example, cancer registers national or regional clinical audits surveys of patients experiences morbidity statistics from general practice.

What happens if the authors of a systematic review cannot financially afford to access the data and procure the documents?

Sub-group analysis Was any sub-group analysis reported cautiously, acknowledging that any differences found between sub-groups are not protected by randomisation? New approaches to publishing licences could help new authors build on and re-use the previous edition while giving appropriate credit to the previous authors. Biomedical journals are the most common source of information, and bibliographic databases are frequently used to search for relevant articles. However, sometimes it s not possible to retrieve all key articles and, at the same time, have a reasonable precision. As in the example below, we divide our search strategy into lines and then combine them, first each line within a search block with OR, then the search blocks with AND.


were presented to an invited forum of individuals with varying levels of expertise in systematic reviews from McMaster University of over 40 people, widely known for its contributions to the field of research evidence synthesis. 1590 EDITORIAL Systematic literature review X narrative review Scientific literature review articles are methodological studies which use database searches to retrieve results of research, and have as their mail goal the objective and theoretical discussion of a specific topic or theme. Limitations of this study This study has some limitations. This may result in information professionals selecting interfaces with similar search syntax to address the impact on staff time, alongside other decisions relating to the choice of interface, which may be influenced by other issues such as currency.

Tags: #review literature search, #cochrane


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