Table 1

List of 36 medical subjects included in the evaluation along with the estimated α s and β s (as obtained from data on publications of 219 European Academic Medical Institutions within 2002–2006) for the calculation of the modified impact index ( where h: h-index, N: number of publications)

Subject

Intercept α

Slope β


1

Allergy

-0.033

0.668


2

Anatomy & Morphology

-0.058

0.623


3

Anesthesiology

-0.016

0.554


4

Cardiac & Cardiovascular Systems

-0.004

0.600


5

Chemistry, Medicinal

0.067

0.563


6

Clinical Neurology

0.027

0.545


7

Critical Care Medicine

0.053

0.594


8

Dermatology

-0.031

0.560


9

Emergency Medicine

-0.016

0.498


10

Endocrinology & Metabolism

0.098

0.560


11

Gastroenterology & Hepatology

0.028

0.592


12

Geriatrics & Gerontology

0.049

0.558


13

Health Care Sciences & Services

-0.022

0.538


14

Hematology

0.046

0.614


15

Immunology

0.162

0.528


16

Infectious Diseases

0.075

0.566


17

Medicine, General & Internal

-0.124

0.644


18

Medicine, Research & Experimental

-0.008

0.621


19

Obstetrics & Gynecology

0.040

0.521


20

Oncology

0.205

0.500


21

Ophthalmology

-0.055

0.581


22

Orthopedics

-0.053

0.555


23

Otorhinolaryncology

0.004

0.488


24

Pathology

-0.042

0.621


25

Pediatrics

-0.027

0.528


26

Peripheral Vascular Disease

0.022

0.616


27

Physiology

0.062

0.565


28

Psychiatry

-0.012

0.566


29

Public, Environmental & Occupational Health

0.020

0.535


30

Radiology, Nuclear Medicine & Medical Imaging

0.001

0.560


31

Respiratory System

-0.025

0.607


32

Rheumatology

-0.006

0.638


33

Surgery

0.070

0.490


34

Transplantation

0.006

0.572


35

Tropical Medicine

0.003

0.595


36

Urology & Nephrology

-0.012

0.594


Sypsa and Hatzakis BMC Medical Research Methodology 2009 9:33   doi:10.1186/1471-2288-9-33

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