トラウマの再体験におけるトニック・イモビリティの役割
Nadine C van der Burg1, Muriel A Hagenaars2, Ad de Jongh3
1Expertise Centre for Transdiagnostic Psychotherapy, GGZ Centraal, Ermelo, the Netherlands; Department of Clinical Psychology, Utrecht University, Utrecht, the Netherlands.
Journal of anxiety disorders
|August 29, 2025
まとめ
トラウマ再体験 (TIre-exp) 中のトニックの不動性は,一般的にトラウマ後ストレス障害 (PTSD) の治療で減少する. しかし,一部の患者は安定したTI再発を示し,ターゲットを絞った介入が必要であることを示しています.
科学分野:
- 心理学
- 神経科学
- トラウマ研究
背景:
- トニック・イモビリティ (TI) は,ストレスによる麻痺であり,トラウマ後ストレス障害 (PTSD) の回復が鈍っている.
- トラウマの再体験 (TIre-exp) 時に再発する可能性がありますが,PTSD治療結果への影響は不明です.
研究 の 目的:
- 治療前のTI再発が治療後のPTSD症状の重症性を予測するかどうかを調査する.
- トラウマに焦点を当てた治療中のTI再発の変化を調べる.
- TI再発の変化と治療結果との関係を特定する.
主な方法:
- 257人のPTSD患者は,PTSD症状とTI再発の治療前のおよび後の測定を完了しました.
- 治療前の評価には,解離性傾向,体形解離性,解離性サブタイプ,およびうつ病が含まれていました.
- 潜在的クラス分析では, TIre-expの異なる軌道を特定しました.
主要な成果:
- 治療前のTIre-expは,治療後のPTSD症状の増加を予測したが,混同要因をコントロールすると,この関連性は減少した.
- TIre- expは,治療前から治療後まで一般的に減少し,より大きな減少はPTSD症状の改善と相関する.
- 4つのTIre-expコースクラスターが特定されました. 高安定,高減少,中等,低. 高安定度および中等レベルのクラスターの患者は,末期状態が悪化した.
結論:
- トラウマに焦点を当てた治療に反応し, PTSDの症状に関連していることを示唆しています.
- 治療前のTIre-expは,一般的なPTSDサンプルにおける回復の減少を予測する強固な指標ではありません.
- 特定の患者グループはTI再発の減少を経験しない場合があるため,個別化された治療方法の必要性を強調しています.
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