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Sleep stage, sleep fragmentation and heart rate variability during the initial 3-h sleep period in patients with obstructive sleep apnea syndrome

Crossref DOI link: https://doi.org/10.1007/s41105-024-00567-4

Published Online: 2025-01-31

Published Print: 2025-04

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Moriwaki, Yoshimi https://orcid.org/0009-0008-5377-7434
Nakayama, Natsuki

Ooshima, Chika

Akahori, Madoka

Wakai, Masakazu

Tamakoshi, Koji

Hirai, Makoto
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Article History

Received: 19 September 2024

Accepted: 27 December 2024

First Online: 31 January 2025

Declarations

:

: The Authors declare that there is no conflict of interest.Ethical committee permissionThe present study was approved by the Scientific Ethics Committee of the Nagoya University and was conducted in accordance with the principles of the Declaration of Helsinki (Approval No. 20-126-2).

: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Because this is a retrospective and observational study, formal consent is not required.

: This study was a retrospective study. One year prior to the start of the study, the purpose and details of the study were posted on an electronic bulletin board at the study site, and patients who did not wish to be analyzed were excluded from the study (opt-out consent approved by the Scientific Ethics Committee). In addition, independent of the present study protocol, written informed consent to undergo medical examinations such as PSG was obtained from all participants.

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