IndexCat Update:

Questions & Answers

Crystal N. Smith & Stephen J. GreenbergHistory of Medicine Division

National Library of Medicine

New Home Page:

New LogoAbout Index-Catalogue

About IndexCatAbout the Project

Link to CreditsNew Tab for Comments

New Features:

Saved RecordsDownload

Print Multiple RecordsE-mail

Future Features:

Saved Searches per SessionOnline Help with Linked Examples

More Future Features:

Journal Title Abbreviations List (JTA)Collated Linked Document

(Interim Solution)

Needs Programming Support

More Future Features(with ENCompass 3.6):

Unicode Character SetDisplay Total Number of Hits for Search

(1000 Limit Continues)Sort Searches (Authors, Titles)Faster Search Engine (FAST)

More Future Features(with ENCompass 3.6):

Direct Link to LocatorPlus/NLM holdings(for journal and monograph titles)

For NLM, Easier to Link to ObjectsTransmittal Letters for all 61 volumes

What We’ve Learned:

Index-Catalogue vs. Index Medicus

1. Overlap and Coverage

2. Subject Headings

3. Dates of Publication/Dates of Appearance

Index Medicus Entries in IndexCat

96.0% 96.4%

88.0%

92.3%

40.0%

80.0%

52.0%

89.3%

72.3%

88.0%

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

1880 1885 1890 1895 1900 1905 1910 1915 1920 1925

Year

% O

verl

ap

A Whole New Ballgame:

The Quarterly Cumulative Index Medicus (1927)

1930: 44%

1940: 8%

1950: 4%

Let us know what YOU think:

Stop by the NLM booth!

Write us! Call us!Stayed tuned, and thanks for listening!