強迫性障害の心理学的治療における治療的要素としての習慣:ランダム化制御可行性研究
Ana Maria Frota Lisboa Pereira de Souza1, Davis Mpavaenda2, Paula Banca3
1School of Life and Medical Sciences, University of Hertfordshire, Hatfield AL10 9AB, UK; Behavioural and Clinical Neuroscience Institute, Department of Psychology, University of Cambridge, Cambridge CB2 3EB, UK; ORCHARD-Advancing Global OCD Research, Cambridge CB1 2BL, UK.
Comprehensive psychiatry
|February 17, 2026
まとめ
この研究では,強迫性障害 (OCD) の習慣転換療法 (HRT) と接触および応答予防 (CBT+ERP) を伴う認知行動療法 (Cognitive-Behavioral Therapy) を補強することを調査しました. 習慣訓練だけで予期せぬ改善が見られ,新型の運動系活性化アプローチがOCDのさらなる調査を正当化することを示唆しています.
科学分野:
- 精神科医は精神病を患っている.
- 臨床心理学の臨床心理学について
- 神経科学は神経科学である.
背景:
- 曝露と応答予防 (ERP) を含む認知行動療法 (CBT) は,強迫性障害 (OCD) の第一線治療である.
- 多くの患者はCBT+ERPに反応しないか,耐えられない.
- 習慣転換療法 (HRT) は,繰り返しの行動に対して有効であり,CBT+ERPと統合することができます.
研究 の 目的:
- OCDに対するHRTで強化されたCBT+ERPの実現性,受容性,耐受性,および有効性を調査する.
- 習慣 (学習された指の配列) を加えたCBT+ERPを標準CBT+ERPと比較する.
主な方法:
- ランダム化制御試験 (RCT) は,OCDの45人の患者を対象に実施されました.
- 参加者は12週間のCBT+ERPと習慣増強または標準CBT+ERPのいずれかに割り当てられました.
- 評価には,強迫性障害の重症度 (Y-BOCS),うつ病 (MADRS),不安 (STAI-S),不確実性の不耐性 (IUS),機能障害 (SDS) が含まれていた.
主要な成果:
- 28人の参加者が試験を完了しました.
- 心理療法の前の習慣訓練中に,著しいOCD重症度低下 (Y-BOCS) が観察されました.
- 拡張型CBT+ERP群と標準型CBT+ERP群のY-BOCSやその他の臨床結果において,有意な差異はありませんでした.
- 拡張されたグループでは,より少ない有害事象が報告されました.
- 両グループは,Y-BOCSとIUSで改善を示しました.
- 対照群は,MADRSとSDSの改善を示した.
結論:
- 習慣強化CBTは,OCDの潜在的な有効性と良好な耐容性を示しています.
- 習慣訓練のみによる予期せぬ改善は,新しい治療法を示唆する.
- OCDの運動系活性化に関するさらなる研究が必要である.
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