From: An emerging trend of equal authorship credit in major public health journals
By-line position of authors given equal credit | Epidemiologic Reviews (n = 1) | Environmental Health Perspectives (n = 98) | International Journal of Epidemiology (n = 47) | Epidemiology (n = 6) | Total (n = 152) |
---|---|---|---|---|---|
First two authors | 0 | 63 (64.3 %) | 32 (68.1 %) | 3 (50.0 %) | 98 (64.5 %) |
First three or more authors | 0 | 5 (5.1 %) | 3 (6.4 %) | 1 (16.7 %) | 9 (5.9 %) |
Last two authors | 0 | 13 (13.3 %) | 5 (10.6 %) | 2 (33.3 %) | 20 (13.2 %) |
First and last authora | 1 (100 %) | 4 (4.1 %) | 4 (8.5 %) | 0 | 9 (5.9 %) |
First two and last two authors | 0 | 3 (3.1 %) | 1 (2.1 %) | 0 | 4 (2.6 %) |
Middle authors only | 0 | 2 (2.0 %) | 1 (2.1 %) | 0 | 3 (2.0 %) |
First three authors or more | |||||
Last three authors or more | 0 | 1 (1.0 %) | 0 | 0 | 1 (0.7 %) |
All authorsb | 0 | 3 (3.1 %) | 0 | 0 | 3 (2.0 %) |
Others | 0 | 4 (4.1 %) | 1 (2.1 %) | 0 | 5 (3.3 %) |