Table 1 Number (%) of authors (n=1116) whose authorship statement could be matched to ICMJE criteria
Criteria | No. (%) of authors* |
|---|---|
Full criteria (1 and 2 and 3) | 174 (15.6) |
Criteria 1 and 2 not 3 | 431 (38.6) |
Criteria 1 and 3 not 2 | 26 (2.3) |
Criteria 2 and 3 not 1 | 17 (1.5) |
Criterion 1 only: | 355 (31.8) |
“conception” | 12 (3.4) |
“design” | 13 (3.7) |
“acquisition of data” | 161 (45.3) |
“analysis of data” | 24 (6.8) |
“interpretation of data” | 9 (2.5) |
any 2 contributions | 92 (25.9) |
any 3 contributions | 34 (9.6) |
any 4 contributions | 9 (2.5) |
all 5 contributions | 1 (0.3) |
Criterion 2 only: | 105 (9.4) |
“drafting of the article” | 45 (42.8) |
“revising of the article” | 49 (46.7) |
both contributions | 11 (10.5) |
Criterion 3 only | 5 (0.5) |
Statement: “Because I contributed to the submitted article as an author according to the ICMJE criteria” | 3 (0.3) |