Abstract
Background
The coronavirus disease 2019 (COVID-19) pandemic had adversely impacted cancer screening, diagnosis, and treatment. We investigated the change in medical resource, such as the intensive care unit use, and short-term outcomes after esophagectomy during the pandemic.
Methods
Data of patients who underwent esophagectomy for esophageal cancer registered in the National Clinical Database (NCD) in Japan from January 2018 to December 2021 were analyzed. The time series change in the number of surgical cases; usage of intensive care unit; incidence of morbidity and mortality; standardized mortality and morbidity ratio (SMR) for 30-days mortality; surgical mortality; and morbidities for pneumonia, sepsis, unplanned intubation, and anastomotic leakage were evaluated.
Results
The annual number of patients undergoing esophagectomy remained similar from 2018 to 2021. The negative impact of the pandemic on medical resources was strongly identified in the patients from an epidemic area where there is a higher cumulative number of infections per population as compared to all prefectures. The proportions of patients admitted to the intensive care unit were 91.4%, 93.0%, 91.6%, and 90.5% in 2018, 2019, 2020, and 2021, respectively. Moreover, 93.3%, 94.0%, 92.0%, and 90.9% patients who underwent surgery in an epidemic area were admitted to the intensive care unit in 2018, 2019, 2020, and 2021, respectively. However, the morbidity and mortality rates during the pandemic did not worsen according to the SMR values.
Conclusions
Esophagectomy was performed during the pandemic despite limited medical resources by a systematic endeavor of the entire surgical department in Japan, without increasing the incidence rate of worse outcome.
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Data availability
It is not applicable.
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Acknowledgements
This work was supported by MHLW Research Program on Emerging and Reemerging Infectious Diseases (Grant Number JPMH21HA2011).
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Dr. Kitagawa reports grants and personal fees from ASAHI KASEI PHARMA CORPORATION, grants, personal fees, and others from ONO PHARMACEUTICAL CO., LTD., grants and personal fees from Otsuka Pharmaceutical Factory, Inc., grants and personal fees from Nippon Covidien Inc., grants, personal fees, and others from TAIHO PHARMACEUTICAL CO., LTD, grants, personal fees, and others from CHUGAI PHARMACEUTICAL CO., LTD., grants and personal fees from KAKEN PHARMACEUTICAL CO., LTD., personal fees from AstraZeneca K.K., personal fees from Ethicon Inc., personal fees from Olympus Corporation, personal fees from SHIONOGI & CO., LTD., personal fees and others from Bristol-Myers Squibb K.K., personal fees from MSD K.K., personal fees from Smith & Nephew KK, personal fees from ASKA Pharmaceutical Co., Ltd., personal fees from MIYARISAN PHARMACEUTICAL CO. LTD., personal fees from Toray Industries, Inc., personal fees from DAIICHI SANKYO COMPANY, LIMITED, personal fees from Chugai Foundation for Innovative Drug Discovery Science, personal fees from Nippon Kayaku Co., Ltd., grants from Yakult Honsha Co. Ltd., grants from Otsuka Pharmaceutical Co., Ltd., grants from TSUMURA & CO., grants from Sumitomo Pharma Co., Ltd., grants and personal fees from EA Pharma Co., Ltd., grants from Eisai Co., Ltd., grants from Kyowa Kirin Co., Ltd., grants from MEDICON INC., grants from Takeda Pharmaceutical Co., Ltd., grants from TEIJIN PHARMA LIMITED, and personal fees from Intuitive Surgical G.K., outside the submitted work. Hideki Endo, Hiroyuki Yamamoto, and Hiroaki Miyata are affiliated with the Department of Healthcare Quality Assessment at the University of Tokyo. The department is a social collaboration department supported by the National Clinical Database, Johnson & Johnson K.K., Nipro Corporation, and Intuitive Surgical Sàrl.
Ethical statement
The protocol of this study was reviewed and adopted by the Japanese Society of Gastrointestinal Surgery Committee and approved by the Institutional Review Board of Kochi Medical School with exemption of individual written informed consent owing to the retrospective study design (ID: 2022–75).
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10388_2023_1017_MOESM2_ESM.eps
Online Resource 2. Trend in the number of patients undergoing esophagectomy according to age, and T factors. Solid and dash lines indicate patients who underwent esophagectomy in the 47 prefectures and those who underwent esophagectomy in epidemic areas, respectively. Blue and red lines indicate the proportion of elderly and advanced cancer patients, respectively. (EPS 773 KB)
10388_2023_1017_MOESM3_ESM.eps
Online Resource 3 Trend in the number of patients undergoing esophagectomy according to the lymph node stage. Solid and dash lines indicate patients who underwent esophagectomy in the 47 prefectures and those who underwent esophagectomy in epidemic areas, respectively. (EPS 765 KB)
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Takeuchi, M., Endo, H., Hibi, T. et al. Analysis of the short-term outcomes after esophagectomy for esophageal cancer during the COVID-19 pandemic using data from a nationwide Japanese database. Esophagus 20, 617–625 (2023). https://doi.org/10.1007/s10388-023-01017-9
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DOI: https://doi.org/10.1007/s10388-023-01017-9