Table 1 Journal characteristics and policies
Characteristics of included journals | n = 82 |
|---|---|
Explicit instruction(s) for RCT in the OIA | 67 (82%) |
Allude to ICMJE guidelines in the OIA | 63 (77%) |
ICMJE affiliation* | 35 (43%) |
Publisher | |
Elsevier | 25 (30%) |
Other | 21 (26%) |
Springer Nature | 13 (16%) |
Wiley Online Library | 12 (15%) |
Wolters Kluwer | 11 (13%) |
Geographical area of major editorial committee | |
America | 46 (56%) |
Europe | 26 (32%) |
Asia | 6 (7%) |
Multinational | 4 (5%) |
Journal topics | |
Surgery in specialised topics | 62 (76%) |
Surgery in general topics | 20 (24%) |
Publishing model | |
Optional | 73 (89%) |
Reader | 8 (10%) |
Authors | 1 (1%) |
Number of RCT during the study period | 12 [5–21] |
2017 Journal impact factor | 2.98 [2.48–3.77] |