精神状態のデコーディングと現実世界の社会的機能の関係 - 体験サンプリング調査
Ronja Christensen1,2, Eva Velthorst3, Anne-Kathrin Fett1,4
1Department of Psychology and Neuroscience, School of Health and Medical Sciences, City St George's University of London, London, United Kingdom.
Schizophrenia research. Cognition
|January 26, 2026
まとめ
アイテストを読むこと(RMET)によって測定された精神病患者における心の理論(ToM)の欠陥は、社会的排除の増加と関連していた。しかし、RMETのパフォーマンスは、他の日常的な社会的相互作用に有意な影響を与えなかった。
科学分野:
- 心理学
- 神経科学
- 精神医学
背景:
- 社会的認知、特に心の理論(ToM)は、社会的機能にとって重要である。
- 精神病患者はしばしばToMの欠陥を示すが、それが日常生活に及ぼす影響については議論がある。
研究 の 目的:
- この研究の目的は、精神病患者、その親族、および対照群における精神状態のデコーディング(心の理論の側面)と現実の社会的相互作用との関係を、アイテストを読むこと(RMET)を用いて調査することであった。
主な方法:
- 7日間の体験サンプリング法(ESM)を用いて、27人の精神病患者、17人の親族、および26人の対照群における社会的相互作用(量、質、孤独感、排除感)を評価した。
- すべての参加者はRMETを完了した。
主要な成果:
- 精神病患者は対照群およびその親族よりもRMETのスコアが低く、精神状態のデコーディングの欠陥を示した。
- RMETスコアの低下は、すべてのグループで社会的排除の増加を予測した。
- RMETのパフォーマンスは、他の社会的機能の側面とは有意に関連しなかった。
結論:
- 精神状態のデコーディング(RMET)の障害は、精神病における社会的排除の増加と関連しているが、他の日常生活の社会的機能の側面とは関連していない。
- これらの発見は、心の理論以外の要因が、精神病における全体的な現実の社会的機能にとってより重要である可能性を示唆している。
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