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Advanced Searching of Global Health with Ovid. Field Searching CABICODES The CAB Thesaurus Search Limits. Free-Text Index. English Item Title TI Original Item Title OT Abstract AB Descriptor Index DE/SH Organism Descriptors OD Geographic Location GL CABI Indexing Fields

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advanced searching of global health with ovid
Advanced Searching of Global Health with Ovid
  • Field Searching
  • CABICODES
  • The CAB Thesaurus
  • Search Limits
free text index
Free-Text Index
  • English Item Title TI
  • Original Item Title OT
  • Abstract AB
  • Descriptor Index DE/SH
  • Organism Descriptors OD
  • Geographic Location GL CABI Indexing Fields
  • Identifiers ID
  • Broad Terms BT
title fields
Title Fields
  • The title of the original article
  • All records have an English title (TI)
  • non-English articles may have an Original Language title (OT)
  • Word searchable
  • Useful for reference searching

Examples:

homeopathic drugs.TI.

(heart disease AND risk factors).TI.

authors and editors
Authors and Editors
  • Personal Authors (AU)
  • Author variations included
  • Editor’s names included in ED
  • Search as complete names

e.g. smith t a.AU.

smith $.ED.

  • Browse the AU and ED indexes
  • Corporate Authors (CA)
  • Remember variations

e.g. World Health Organization.CA.

WHO.CA.

indexing fields descriptors
Indexing Fields(Descriptors)
  • Organism Descriptors (OD)
  • Geographic Location (GL or GE on Ovid)
  • Descriptor Index (SH)

(Searched & Displayed as Subject Headings, SH)

  • Broad Terms (BT)
  • Identifiers (ID)
  • Note 1: The SH field is “Phrase Indexed”
  • Note 2: Searching .DE. Searches SH, GE and OD and is Word/Phrase
  • indexed.
  • Note 3: Searching .SU. Searches SH, GE, OD, ID and BT and is Word
  • indexed
de od and ge
DE, OD and GE
  • Controlled Terms from the CAB Thesaurus
  • Manually added by CABI Indexers
  • Added at the specific concept level
  • SU field tag searches all three at once.

Examples:

Anopheles.OD.

antiparasitic agents.SH.

(anopheles and drugs and south east asia).SU.

broad terms
Broad Terms
  • Automatically added to records
  • Only added for OD and GL terms
  • All levels of Broad terms are added

Examples:

Insects.BT.

Animals.BT.

  • NOTE: to get all relevant records (specific and general) include SU, for example, insects.BT,SU.
identifiers
Identifiers
  • Non-Thesaurus Terms
  • New concepts
  • Potential future Thesaurus terms
  • Also included in the SU index

e.g.

Boring insects.ID.

Bird flu.ID.

Aeolesthes holosericea.SU.

cabicodes
CABICODES
  • Subject classification
  • 23 broad subject areas
  • Hierarchical structure
  • Used as well as descriptors
  • At least one per record
  • Useful for searching broad concepts
  • CABICODEs are searched in CC field
  • Headings are searched with the CW tag
cabicodes1
CABICODEs
  • QQ000 Food Science and Food Products (Human)QQ010 Milk and Dairy ProduceQQ020 Sugar and Sugar ProductsQQ030 Meat ProduceQQ040 Eggs and Egg ProductsQQ050 Crop ProduceQQ060 Aquatic ProduceQQ070 Other ProduceQQ100 Food Processing (General)QQ110 Food Storage and PreservationQQ111 Storage Problems and Pests of FoodQQ120 Microbial Technology in Food ProcessingQQ130 Food AdditivesQQ200 Food Contamination, Residues and ToxicologyQQ500 Food Composition and QualityQQ600 Food Chemistry (NEW June 2002)QQ700 Food Service (NEW June 2002)
cabicodes2
CABICODES
  • Examples:
  • QQ100.CC. AND apples
  • QQ*.CC. AND economics
  • food additives.CW.
the cab thesaurus
The CAB Thesaurus
  • CABI’s Controlled indexing vocabulary
  • 56,000 terms
  • hierarchically structured
      • Preferred Terms
      • Broad Terms
      • Narrow Terms
      • Related Terms
      • Use for Terms
  • Integrated search tool
limit fields
Limit Fields
  • Publication Year (YR) - Year of publication of the original article.
  • Language of text (LA) - Language of the original text.
  • Publication Type (PT) - Type of original publication, e.g. book, journal, etc.
  • Abstracts.
  • Ovid Full Text Available.