An Academic presentation byDr. Nancy Agnes, Head, Technical Operations, PubricaGroup:  www.pubrica.comEmail: sales@pubrica.com

WHAT ARE THEDIFFERENT SOURCES OFDATA USED TO EXTRACTFOR WRITING ASYSTEMATIC REVIEW

Today's Discussion

In-Brief

Introduction

Different Sources of Data

Data Extraction Tools

Conclusion

Outline

In-Brief

Systematic reviews have studied rather than reports as the unit of interest. So,many reports of the same study need to be identified and linked together

before or after data extraction. Because of the growing abundance of datasources (e.g., studies registers, regulatory records, and clinical research

reports), review authors can determine which sources can include the mostrelevant details for the review and provide a strategy in place to address

contradictions if evidence were inconsistent throughout sources.

Introduction

Systematic analyses seek to find all important trials totheir study issue and synthesise information about thedesign, risk of bias, and outcomes of those studies.

As a result, a systematic study is heavily dependenton interpreting and analysing evidence from theseanalyses.

For systematic analyses, data collected should bereliable, complete, and available for future updatingand data sharing.

Contd...

The methods used to make these choices must be straightforward, and theyshould be selected with prejudgments and human error in mind.

We define data collection methods used in systematic reviews, including dataextraction directly from journal articles and other case study reports.

DifferentSources of Data

this source.

It's worth noting that a thesis can bepublished in many journal papers, eachreporting on a different part of theresearch (e.g. design, main results, andother results).

accessible.

1. Journal articles are the bulk of data in systematic reviews that comes from

2. Abstracts from conferences are widely

Contd...

On the other hand, conferencingabstracts are extremely subjective interms of efficiency, precision, and levelof description.

they are found.

have been designed or begun.

3. Errata and letters will provide valuable knowledge about experiments, such as critical flaws and retractions, and research reviewers can investigate them where

4. Trials registers keep track of studies that

Contd...

They've become a valuable resourcefor locating experiments, matchingreported outcomes and effects to thoseexpected, and collecting feasibility andsafety evidence that isn't readilyaccessible elsewhere.

guidelines (ICH).

5. Clinical research reports (CSRs) are unabridged and concise accounts of the clinical challenge, nature, behaviour, and outcomes of clinical trials that meet the International Conference on Harmonisation's format and content

Contd...

Pharmaceutical firms apply CSRs andother required documents to regulatoryauthorities to secure marketingclearance for medications and biologicsfor a particular indication.

marketing approval by manufacturers.

6. Regulatory reviews, such as those obtainable from the US Food and Drug Administration or the European Medicines Agency, may offer invaluable information about drug, biologic, and medical product trials applied for

Contd...

These papers are summaries of CSRsand associated documents prepared byagency personnel as part of authorisinggoods for sale after a reanalysis of theinitial trial results.

Variables that reflect each participant'sprofile, intervention (or exposure)population, prognostic factors, andoutcome metrics are usually included in these data.

7. Individual participant data (IPD) is normally requested directly from the study's researchers, or it can be found in open data repositories.

DataExtractionToolsExcel is the essential device for managing the

screening and information extraction phases of thesystematic review measure.

We can design customised workbooks andspreadsheets for systematic review.

A further developed way to utilise Excel for thisobject is the PIECES approach, planned by alibrarian at Texas A&M.

I. EXCEL

Contd...

Covidence is software built explicitly for dealing with each progression of asystematic review project, including data extraction.

RevMan is free software used to oversee Cochrane surveys.

For more data on RevMan, including clarifying how it could be utilised toextricate and examine information.

ii. Covidence

iii. RevMan

Contd...

SRDR (Systematic Review Data Repository) is a Web-based tool for extractingand managing data for systematic review.

It is additionally an open and accessible document of a systematic review andtheir information.

DistillerSR is a systematic review management program.

It guides the reviewer in making project-explicit structures, separating, andexamining information.

iv. SRDR

v. DistillerSR

ConclusionA systematic review article is not conceivable without adecent literature search.

The writing search has its principles that, for the mostpart, apply to both unique and review examines.

A detailed review includes a literature search methodguided by keeping an accurate and straightforwardrecord of the whole cycle.

It is valuable to outline an Excel table where the choicemeasures will record references of studies.

Contd...

This will assist the reviewer with understanding themethodology, and the outcomes got.

If any inquiries ought to emerge, this proof will make itsimple to discredit and clarify any doubts about the cycleor the outcomes.

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