| Resource | Mean usefulness score* (No) | |
| All respondents | Healthcare editors | |
| Blackwell helpdesk | 2.46 (13) | 2.50 (6) |
| ICMJE Uniform Requirements | 2.35 (37) | 2.41 (29) |
| WAME | 2.30 (10) | 2.22 (9) |
| COPE | 2.11 (36) | 2.13 (30) |
| CSE | 2.11 (9) | 2.29 (7) |
| Blackwell Best Practice Guidelines | 2.03 (60) | 2.03 (32) |
| EASE | 2.00 (5) | 1.50 (2) |
| EMWA guidelines | 1.88 (8) | 1.71 (7) |
| Other journals’ instructions | 1.84 (108) | 1.83 (59) |
| GPP | 1.80 (10) | 1.89 (9) |
*Usefulness was rated on a scale of 0 = not useful, 1 = quite useful, 2 = useful, 3 = very useful.
COPE, Committee on Publication Ethics; CSE, Council of Science Editors; EASE, European Association of Science Editors; EMWA, European Medical Writers Association; GPP, Good Publication Practice for pharmaceutical companies; ICMJE, International Committee of Medical Journal Editors; WAME, World Association of Medical Editors.