Trajectory and influencing factors of swallowing function in adults after orotracheal extubation in an intensive care unit in China: a prospective cohort study

Ethics approval and consent to participate in the trial were approved by the Institutional Research Ethics Committee of General Hospital of Northern Theatre, Shenyang, Liaoning province, PR China (Project Number: Y (2023)232). Written informed consent was obtained from all participants. All procedures were conducted in accordance with relevant guidelines and regulations and the Declaration of Helsinki.