Table 2.

Ethical elements in reporting guidelines (N = 128)

Ethical element		N (%)
Presentation of the guidance on conflicts of interest and funding disclosure	Conflict of interest (COI) item presented exclusively	0 (0.0)
	Sponsorship/funding item presented exclusively	17 (13.3)
	COI and sponsorship/funding addressed jointly within a single item	10 (7.8)
	COI and sponsorship/funding addressed in two distinct items	11 (8.6)
	Neither COI nor sponsorship/funding item is presenteda	90 (70.3)
Explicit disclosure of conflicts of interest provided?	Yes	2 (1.6)
	No	126 (98.4)
Instructions to use the ICMJE disclosure of interest form provided?	Yes	2 (1.6)
	No	126 (98.4)
Guidance on authorship (positions) provided?	Yes	7 (5.5)
	No	121 (94.5)
Guidance on sharing raw data provided?	Yes	11 (8.6)
	No	117 (91.4)
Guidance on registration of the study provided?	Yes	25 (19.5)
	No	103 (80.5)
Guidance on research protocol establishment provided?	Yes	34 (26.6)
	No	94 (73.4)
Guidance on sharing the research protocol provided?	Yes	24 (18.8)
	No	104 (81.2)b

^a One guideline (1/128; 0.8%) neither had a dedicated item for COI or sponsorship/funding, but relevant information was mentioned elsewhere in the text

^b The largest remainder method was used for rounding