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Presentation held at EAHIL 2012 in Brussels on problems with analyzing and comparing ebook usage statistics.
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A COMPARISON OF FOUR MEDICAL E-BOOK PACKAGES
Everything that’s wrong with e-book statistics
KARIN BYSTRÖM UPPSALA UNIVERSITY LIBRARY
UPPSALA, SWEDEN
@karinbystrom
Use of e-book statistics
Why? Renewals and comparing packages Establish value for money
What? Downloads per year /package Downloads per title Cost per download
How Collecting Analyzing Comparing
Why doesn’t it work?
No definition of a ”download” Title Chapter Page Table Video Etc.
COUNTER code of practice
Standard for e-book statistics
Book report 1: title level
Book report 2: section level ” The first level of subdivision of a book or reference
work.” Ex. chapter or encyclopedia entry
Books@Ovid
Counter compliant Book report 1 Title level
A download is ”how many full-text views are logged for each [… ] book that your institution subscribes to.”
Thieme
Counter compliant Book report 2 Page level
A download is ” For the Thieme E-Book Library a section comes down to a single page.”
Medicines Complete
Counter compliant Book report 2 Title level
A download is ”When we refer to ‘section’ we are referring to title level.”
AccessMedicine
Not Counter compliant
A download is ”chapters and sections of subscribed resources, as well as updates, Grand Round lectures and Self-assessment.”
Downloads per title
Impossible to compare title, page and ”web content”
No comparable downloads per title
350 50 40 12
Cost per download
Impossible to compare title, page and ”web content”
No comparable cost per download
EURO 1890 10620 55405460
COUNTER Code of Practice for e-resources
Release 4, April 2012
Still two Book Reports, still no standard definition of “section”
Clarification of ”section” in Book report 2 “The Section Type (Chapter, encyclopaedia entry, etc.)
used in this report must be indicated in the report itself”
Vendors have until December 2013 to comply
Libraries and statistics
Raise awareness among librarians
Explain our needs and demands to vendors
New metrics for evaluation?
