Reporting of financial conflicts of interest in meta-analyses of drug trials published in high-impact medical journals: comparison of results from 2017 to 2018 and 2009

Benea, Carla; Turner, Kimberly A.; Roseman, Michelle; Bero, Lisa A.; Lexchin, Joel; Turner, Erick H.; Thombs, Brett D.

doi:10.1186/s13643-020-01318-5

Systematic Reviews

Table 2 Financial ties to the pharmaceutical industry among authors of reviewed meta-analyses

From: Reporting of financial conflicts of interest in meta-analyses of drug trials published in high-impact medical journals: comparison of results from 2017 to 2018 and 2009

Author	Journal	Number of authors	Authors that reported any industry financial ties	Authors that reported industry board membership	Authors that reported industry consultancy	Authors that reported equity holdings	Authors that reported receiving research funding from industry	Authors that reported holding patents	Authors that reported receiving royalties	Authors that reported receiving speaker fees/payment for development of presentations	Authors that reported receiving travel reimbursement	Authors that reported receiving unspecified FCOI
General medicine
Feller et al. [23]	JAMA	15	0/15	0	0	0	0	0	0	0	0	0
McIntyre et al. [24]	JAMA	10	2/10	0	0	0	2	0	0	0	0	1
Zheng et al. [25]	JAMA	7	1/7	1	0	0	0	0	0	1	1	0
Cipriani et al. [26]	Lancet	18	4/18	0	2	0	1	0	0	4	0	0
Gayet-Ageron et al. [27]	Lancet	6	0/6	0	0	0	0	0	0	0	0	0
Jinatongthai et al. [28]	Lancet	8	0/8	0	0	0	0	0	0	0	0	0
Alibhai et al. [29]	Ann Intern Med	9	3/9	1	1	0	1	0	0	0	0	1^a
Wilson et al. [30]	Ann Intern Med	8	0/8	0	0	0	0	0	0	0	0	0
Baxi et al. [31]	BMJ	7	0/7	0	0	0	0	0	0	0	0	0
López-López et al. [32]	BMJ	18	0/18	0	0	0	0	0	0	0	0	0
Sadeghirad et al. [33]	BMJ	9	0/9	0	0	0	0	0	0	0	0	0
Total—general medicine			4/11
Specialty journals
Oncology
McCarthy et al. [34]	J Clin Oncol	19	15/19	0	8	3	4	1	1	0	2	8
van Beurden-Tan et al. [35]	J Clin Oncol	5	5/5	0	3	0	5	0	0	0	0	1
Abdel-Qadir et al. [36]	Ann Oncol	7	0/7	0	0	0	0	0	0	0	0	0
Cardiology
Siontis et al. [37]	Circulation	4	1/4	1	0	0	0	0	0	0	0	0
Renda et al. [38]	J Am Coll Cardiol	4	3/4	0	2	0	2	0	0	1	0	2
Lau et al. [39]	J Am Coll Cardiol	16	13/16	2	8	0	12	1	0	4	1	2^b
Respiratory medicine
Verberkt et al. [40]	Eur Respir J	9	3/9^c	1	2	0	2	0	0	2	0	0
Ding et al. [41]	J Thorac Oncol	8	0/8	0	0	0	0	0	0	0	0	0
Lee et al. [42]	J Thorac Oncol	7	0/7	0	0	0	0	0	0	0	0	0
Endocrinology
Bethel et al. [43]	Lancet Diabetes Endocrinol	17	15/17	5^d	2	2	8	0	0	2	1	7^e
de Carvalho et al. [44]	Diabetes Care	3	0/3	0	0	0	0	0	0	0	0	0
Maiorino et al. [45]	Diabetes Care	6	2/6	0	2	0	0	0	0	2	0	0
Gastroenterology
Khera et al. [46]	Gastroenterology	9	0/9	0	0	0	0	0	0	0	0	0
Nelson et al. [47]	GUT	9	1/9	0	1	0	1	0	0	0	0	0
Ford et al. [48]	GUT	6	0/6	0	0	0	0	0	0	0	0	0
Total—specialty:			9/15
Cochrane reviews
Tenforde et al. [49]	Cochrane Database Syst Rev	7	1/7	0	0	0	1	0	0	0	0	0
McNicol et al. [50]	Cochrane Database Syst Rev	3	1/3	0	0	0	0	0	0	0	1	0
Normansell et al. [51]	Cochrane Database Syst Rev	6	0/6	0	0	0	0	0	0	0	0	0
Total Cochrane			2/3

^aOne author reported receiving “personal fees” from industry but did not specify further, and this was coded as unspecified FCOI
^bOne author reported “consulting fees, honoraria, or both” which was coded as unspecified FCOI
^cOnly 5 authors out of 9 provided ICMJE forms for disclosure of potential FCOIs in the supplemental material; the information was not reported elsewhere
^dBeing a member of the board for the non-profit organization “AstraZeneca HealthCare Foundation” was considered as industry board membership
^eFour authors reported receiving “personal fees” but did not specify further, 1 author reported receiving “grants or honoraria for consultancy or lectures,” 1 reported “honorarium for steering committee attendance,” 1 reported honoraria for “participation in study committees,” and 1 reported honoraria for “participation in academic conferences”; these were all coded as unspecified FCOIs

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ISSN: 2046-4053

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