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Akihiro Koreki

3 papers in the library · publishing 2023-2025

Papers

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A sense of being inserted by the original self: A distinctive manifestation of delusional misidentification of the self, a case report.

PCN reports : psychiatry and clinical neurosciences December 1, 2025 Akihiro Koreki, Masataka Kaji, Hiroki Oi et al.

Delusional misidentification of the self is a rare psychotic symptom in which individuals misidentify themselves. These symptoms are sometimes accompanied by psychotic renaming, reflecting profound psychological changes in the self. To date, such symptoms have not been fully understood through the lens of the minimal self, especially with respect to the sense of agency (SoA). We report the case...

Cost-effectiveness analysis of mindfulness-based cognitive therapy in patients with anxiety disorders in secondary mental health care settings alongside a randomized controlled trial.

Frontiers in Psychiatry 2024 Mitsuhiro Sado, Akihiro Koreki, Akira Ninomiya et al.

Anxiety disorder is one of the most prevalent mental disorders. Mindfulness-based cognitive therapy (MBCT) is effective for treating anxiety disorders. However, no studies have investigated the cost-effectiveness of MBCT for anxiety disorders. We aimed to conduct a cost-effectiveness analysis alongside a randomized controlled trial (RCT) to clarify the cost-effectiveness of MBCT for anxiety...

Effectiveness of Mindfulness-Based Cognitive Therapy With Follow-Up Sessions for Pharmacotherapy-Refractory Anxiety Disorders: Protocol for a Feasibility Randomized Controlled Trial

JMIR Research Protocols August 28, 2023 Mitsuhiro Sado, Akira Ninomiya, Maki Nagaoka et al.

BackgroundAugmented mindfulness-based cognitive therapy (MBCT) with treatment as usual (mainly pharmacotherapy) is reported to be effective after treatment for anxiety disorders. However, whether its effectiveness persists in the long term is unclear. ObjectiveThis study aims to examine the feasibility, acceptability, and effectiveness of a follow-up program by conducting a feasibility...