Standardisation of study based meta data
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Transcript of Standardisation of study based meta data
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Standardisation: study-based meta data
CRS Webinar
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Processes
5 main processes involved in maintaining my study-based register
De-dupe
Search
Download
Screen
Main processes
…4 (and a tenth) now happen in the CRS
Studify
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Studification
Attempt to group related records together
Code new studies
Confirm grouping of related records was correct. Amend
as necessary
This webinar
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‘Coding’
• Extracting details about a study to populate a study form
What details should I extract?
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Study fields used by the dementia group 1
Field Type of field
Study name (SN) Text
Study full name (SFN) Text
Study acronym (SA) Text
Study registration ID (SID)
Text
URL to study registration (SUR)
URL
Other study number (SON)
Text
The first set of fields are about identification
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Study fields used by the dementia group 2
Field Type of field
Status of study (SS) Pick
Status of study information (SSI)
Pick
Study protocol available (SPA)
Pick
Start date of study (SSD) Text
Expected end date of study (SXD)
Text
End date of study (SED) Text
Study results publication date (RP)
Text
The next set of fields are about Status of trial
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Study fields used by the dementia group 3Field Type of field
Study design Pick
Blinding Pick
Intervention type (IT) Pick
Intervention/s (SIN) Seed
Dosage and duration (DD) Text
Participants (size) (SSZ) Text
Healthcare condition (SCO) Text
Comorbid healthcare condition (SCM) Text
Unit of allocation (UA) Pick
Country of origin of study (SOS)
The next set of fields are about Characteristics
PICO
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Study fields used by the dementia group 4
Field Type of field
ALOIS status Pick
ALOIS tags (TG) Seed
ALOIS study name Text
Related Cochrane review
Seed
The next set of fields are more Admin and New
Field Type of field
Funding type Pick
Funding source Text
ADMIN
NEW
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Example queries
• Show me all trials which have been funded by industry AND are completed but have not yet published
CRS search string:
#1 industry:FT
#2 completed:SS
#3 results not available:SSI
#4 #1 AND #2 AND #3
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Discussion
• ClinicalTrials.gov study form – makes sense to use the same?
• WHO portal – 20 pieces of study metadata –use that?
• Controlled vocabs – MeSH, Emtree, others –use those?
• Linked data project – implications?
• RevMan Characteristics of included studies
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ClinicalTrials.gov
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WHO portal/ICTRP