Table 1. Summary of data on authors listed a contributing equally.
| Article statistics | Contributed equally = 2 | Contributed equally > 2 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Journal title | Total | Unknown | Usable | mm | mf | ff | fm | m first | f first | all M | all f |
| Biophysical J | 101 | 2 | 99 | 60 | 17 | 5 | 9 | 5 | 0 | 3 | 0 |
| Cell Reports | 105 | 1 | 104 | 41 | 12 | 11 | 15 | 12 | 9 | 3 | 1 |
| Curr Biol | 103 | 4 | 99 | 41 | 23 | 14 | 12 | 2 | 4 | 2 | 1 |
| eLife | 90 | 2 | 88 | 25 | 18 | 15 | 11 | 5 | 6 | 8 | 0 |
| J Biol Chem | 300 | 28 | 272 | 99 | 52 | 35 | 48 | 15 | 11 | 6 | 6 |
| J Cell Bio | 101 | 3 | 98 | 22 | 35 | 14 | 17 | 4 | 4 | 2 | 0 |
| J Clin Invest | 121 | 6 | 115 | 42 | 19 | 11 | 19 | 12 | 6 | 6 | 0 |
| J Exp Med | 210 | 13 | 197 | 65 | 40 | 26 | 30 | 10 | 8 | 11 | 7 |
| J Immunol | 308 | 10 | 298 | 89 | 76 | 59 | 48 | 16 | 3 | 5 | 2 |
| mBio | 100 | 2 | 98 | 27 | 26 | 12 | 14 | 8 | 7 | 3 | 1 |
| Nature | 104 | 6 | 98 | 44 | 12 | 7 | 8 | 14 | 3 | 10 | 0 |
| PLOS Bio | 110 | 9 | 101 | 39 | 18 | 13 | 17 | 6 | 5 | 3 | 0 |
| PLOS Comp Bio | 95 | 2 | 93 | 45 | 14 | 6 | 11 | 3 | 4 | 10 | 0 |
| PLOS Genet | 186 | 8 | 178 | 52 | 26 | 16 | 23 | 20 | 35 | 6 | 0 |
| PLOS Negl Trop Dis | 105 | 6 | 99 | 32 | 13 | 21 | 19 | 8 | 4 | 2 | 0 |
| PLOS Pathogen | 179 | 7 | 172 | 35 | 39 | 33 | 25 | 20 | 9 | 7 | 4 |
| PNAS | 411 | 14 | 397 | 151 | 66 | 44 | 61 | 30 | 19 | 22 | 4 |
| Science | 128 | 11 | 117 | 34 | 15 | 21 | 25 | 7 | 9 | 6 | 0 |
| Initial search* | 57 | 0 | 57 | 0 | 35 | 0 | 22 | 0 | 0 | 0 | 0 |
| Misc† | 120 | 2 | 118 | 57 | 27 | 14 | 12 | 4 | 2 | 1 | 1 |
| 3034 | 136 | 2898 | 1000 | 583 | 377 | 446 | 201 | 148 | 116 | 27 | |
*These papers are from the early searches used to identify the variables in this study and only mf and fm numbers were recorded. These 57 papers were removed from subsequent analysis.
†Miscellaneous includes the following journals; the number of articles in which two or more authors made equal contributions is shown in parenthesis for each journal. American Journal of Pathology (1); Angewandte Chemie (17); Biochemical and Biophysical Research Communications (2); Blood (1); BMC Bioinformatics (1); BMC Proceedings (1); BMC Systems Biology (1); Brain Pathology (1); Cancer Research (2); Cell (6); EMBO Journal (4); European Journal of Immunology (1); FEBS Letters (27); Genes and Development (5); Genome Research (1); Hepatology (1); International Journal of Cancer (2); Journal of Bone and Mineral Research (2); Journal of Cell Science (2); Journal of Molecular Biology (1); Journal of Physiology (2); Memórias do Instituto Oswaldo Cruz (15); Nature Biotechnology (1); Nature Cell Biology (1); Nature Genetics (15); Nature Materials (1); Nature Medicine (4); PLOS One (1); Protein Science (1).