28 Y . Yamada et al .: J Extra Corpor Technol 2023 , 55 , 23 – 29
Acknowledgements . The authors thank N . Takai , MD , Department of Anesthesiology , Okanami General Hospital for kindly providing patients ’ information , H . Ko , PhD , Department of Clinical Engineering , Faculty of Medical Engineering , Suzuka University of Medical Science , for statistical advice .
Conflict of interest Authors declared no conflict of interest .
Funding This research did not receive any specific funding .
Data availability All available data are incorporated into the article .
Ethics
Data Collection was conducted as a retrospective cohort study to clarify the prevalence and incidence of POAF in the patients who received cardiac surgery . The study protocol conformed to the Declaration of Helsinki and was approved by the institution ethics committee in Okanami General Hospital , Iga- City , Mie Prefecture , Japan . Medical research is subject to ethical standards that promote and ensure respect for all human subjects and protect their health and rights .
Authors ’ contributions
Y . Y . and E . A . designed the studies . Y . Y ., J . I ., A . K ., J . M ., E . A . performed the research and analyzed the data . Y . Y ., N . T ., Y . K ., M . Y ., E . A . provided expertise in clinical data analysis . Y . Y . and E . A . wrote the manuscript , and all authors contributed to the final version .
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