Cross-sectional analysis of pharmaceutical payments to Japanese board-certified gastroenterologists between 2016 and 2019

Autor: Akihiko Ozaki, Tetsuya Tanimoto, Hiroaki Saito, Moe Kawashima, Anju Murayama, Sae Kamamoto, Erika Yamashita
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: BMJ Open, Vol 13, Iss 4 (2023)
Druh dokumentu: article
ISSN: 2044-6055
44938950
DOI: 10.1136/bmjopen-2022-068237
Popis: Objectives Limited evidence is available regarding the financial relationships between gastroenterologists and pharmaceutical companies in Japan. This study analysed the magnitude, prevalence and trends of personal payments made by major pharmaceutical companies to board-certified gastroenterologists in Japan in recent years.Design Cross-sectional analysisSetting and participants Using payment data publicly disclosed by 92 major pharmaceutical companies, this study examined the non-research payments made to all board-certified gastroenterologists by the Japanese Society of Gastroenterology.Primary and secondary outcome measures The primary outcomes were payment amounts, the prevalence of gastroenterologists receiving payments, yearly trends in per-gastroenterologist payment values and the number of gastroenterologists with payments. Additionally, we evaluated the differences in payments among influential gastroenterologists, including clinical practice guideline authors, society board member gastroenterologists and other general gastroenterologists.Results Approximately 52.8% of all board-certified gastroenterologists received a total of US$89 151 253, entailing 134 249 payment contracts as the reimbursement for lecturing, consulting and writing, from 84 pharmaceutical companies between 2016 and 2019. The average and median payments per gastroenterologist were US$7670 (SD: US$26 842) and US$1533 (IQR: US$582–US$4781), respectively. The payment value per gastroenterologist did not significantly change during the study period, while the number of gastroenterologists with payments decreased by −1.01% (95% CI: −1.61% to −0.40%, p
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