発育に適応した認知処理療法で治療されたトラウマ後ストレス障害の若い患者における推定知能指数と治療結果との関連
Regina Steil1, Judith Weiss1, Babette Renneberg2
1Department of Clinical Psychology and Psychotherapy, Institute of Psychology, Goethe University Frankfurt, Varrentrappstr. 40-42, Frankfurt am Main 60486, Germany.
Cognitive behaviour therapy
|September 3, 2025
まとめ
発達適応認知処理療法 (D-CPT) を受けているトラウマ後ストレス障害 (PTSD) の若者の治療効果には,知能指数 (IQ) は影響しません. この発見は,IQに関係なく,若い患者がD-CPTから恩恵を受けることを示唆しています.
科学分野:
- 精神医学と心理学
- 子ども と 青少年 の 精神 的 な 健康
- トラウマ研究
背景:
- 以前の研究では,認知処理療法 (CPT) を受けている成人の高い知能指数 (IQ) が,より良い治療結果と相関していることが示された.
- トラウマ後ストレス障害 (PTSD) の小児集団における治療成功の予測指標としてのIQの有効性は不明でした.
- 子供の虐待は 青少年にPTSDを発症させる 重要な危険因子です
研究 の 目的:
- 治療前の推定知能指数 (IQ) と,小児虐待に関連したPTSDの青少年 (14~21歳) の治療結果との関連を調査する.
- 発達に適応した認知処理療法 (D-CPT) で治療された若い患者の症状の軽減,寛解,脱落率を予測するかどうかを判断する.
主な方法:
- PTSDと診断された44人の若者を対象とした ランダム化比較試験です
- 参加者は,基線でカルチャー・フェア・インテリジェンス・テストと,複数の時間点で臨床医によるPTSDスケールを完了しました.
- 統計的分析には,症状の軽減のための多層モデル化と,寛解と中退の予測のためのバイナリ回帰が含まれていました.
主要な成果:
- 治療前のIQとPTSDの症状の減少との間に有意な関連性が見つかりませんでした (βIQ x time = .12, t = 1.33, p = .19).
- IQは,治療後のPTSDの診断状態を予測しなかった (βIQ = .05,z = 1.22,p = .22).
- インテリジェンス・クォイエントは,被験者の脱落率を有意に予測できませんでした (βIQ = -0.04,z = -1.04,p = .29).
結論:
- 治療前の知能指数 (IQ) は,D-CPTを受けたトラウマ後ストレス障害 (PTSD) の青少年における治療結果の有意な予測指標ではありません.
- PTSDの若い患者は,認知能力に関係なく,発達に適応した認知処理療法 (D-CPT) から恩恵を受けるようです.
- これらの発見は,IQに関係なく,青年のPTSDに対するD-CPTの広範な適用性を支持しています.
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