Table 4

Research output of different world areas, published in journals included in the category of "Infectious Diseases" of the Institute for Scientific Information (ISI), adjusted for population and gross national income per capita (GNIPC).

Number of publications multiplied by the impact factor per million of population divided by the GNIPC (in 10,000 1995 US dollars per capita)

WORLD AREAS

1995

1996

1997

1998

1999

2000

2001

2002

Average

USA

8.8

9.4

8.4

9.5

9.4

10.1

10.5

9.6

9.5

Canada

7.7

7.9

7.1

8.4

8.8

9.5

8.9

9.6

8.5

Oceania

5.3

7.4

6.9

7.8

7.4

10.2

8.5

7.6

7.6

Africa

4.2

3.8

6.0

6.4

8.8

7.7

9.1

7.4

6.7

Western Europe

4.5

5.7

5.0

5.9

6.4

7.4

7.4

6.9

6.2

Asia (excluding Japan)

1.4

1.3

1.7

2.3

2.2

2.5

2.6

2.7

2.1

Latin America & the Caribbean

1.2

1.5

1.5

1.9

2.0

2.4

2.4

3.1

2.0

Eastern Europe

0.8

0.9

1.2

1.2

1.6

2.1

2.0

2.4

1.5

Japan

0.6

0.8

0.9

0.7

0.9

1.2

1.1

1.2

0.9

Bliziotis et al. BMC Infectious Diseases 2005 5:16   doi:10.1186/1471-2334-5-16