WhiteBook2_Part2 - 17

Results
Distribution of research activity in the field of digestive health
In total, there were 944,059 digestive disorder related academic journal publications, limited
to human studies, published since the year 2000, which may have been indexed to more than
one research topic and digestive disorder.
The number of digestive disorder related academic journal publications by research topic is
shown in Figure 10. A large number of digestive disorder related publications were classified
as pathology/physiopathology (300,784), diagnosis/diagnostic imaging (249,559), surgery
(194,020), and drug therapy (156,951) research. Relatively few digestive disorder related
publications were classified as congenital, nursing, history or embryology research (<3000
each). There were also 43,408 publications related to digestive disorders and health care
quality, access and evaluation, and 20,416 publications related to digestive disorders and
information science, however these figures were estimated using different methods to the
other topics and therefore may not be directly comparable.
Figure 10.
Number of digestive disorder related academic jour nal publications by research topic
300,000
200,000
100,000
Source: authors' compilation using data e xtracted from MEDLINE database.
Publications limited to human studies , published since the year 2000. Publications may be assigned to more than one topic.
White Book 2: Part 2
14
Pathology/Physiopathology
Diagnosis/Diagnostic imaging
Surgery
Drug therapy
Complications
Aetiology
Therapy/Radiotherapy/Rehabilitation
Genetics
Metabolism
Epidemiology
Mortality
Immunology
Prevention and control
Virology
Microbiology
Chemically induced
Enzymology
Psychology
Economics
Parasitology
Diet therapy
Ethnology
Congenital
Nursing
History
Embryology
Number of publications
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