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Cutoff scores for suicidal ideation using the Japanese interpersonal needs questionnaire-15: a cross-sectional study in a high suicide mortality region

Crossref DOI link: https://doi.org/10.1186/s12888-026-08056-3

Published Online: 2026-04-11

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

Authors

Miyamoto, Syohei https://orcid.org/0009-0008-8026-9646
Iwasawa, Atsushi

Kageyama, Takayuki
Funding

Funding for this research was provided by:

Regional project to improve the prevention of suicide provided by Akita Prefecture

JSPS KAKENHI (24K14081)
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Text and Data Mining valid from 2026-04-11

Version of Record valid from 2026-05-19
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Article History

Received: 6 August 2025

Accepted: 1 April 2026

First Online: 11 April 2026

Declarations

:

: This study was conducted in accordance with the ethical standards of the Declaration of Helsinki. Ethics approval was obtained from the Institutional Review Board of the Akita University Medical School (Approval No. 2920).

: All participants provided written informed consent prior to participation in this study.

: Not applicable.

: The authors declare no competing interests.

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