学校に通う年齢の非常に早産児の休憩状態ネットワーク:認知と心の理論とのつながり
Marta Elena Carrasco-Solís1,2, Sofia Amaoui3, Carolina Laynez-Rubio1,2
1Department of Pediatrics, School of Medicine, University of Granada. Granada, Spain.
Social cognitive and affective neuroscience
|February 17, 2026
まとめ
妊娠年齢 (GA) は,非常に早産児の脳の接続性に影響を及ぼします. 特定のネットワークにおけるより高い接続性は,より優れた認知能力とマインド理論 (ToM) のスキルと相関しており,潜在的な介入ターゲットを示唆しています.
科学分野:
- 神経科学は神経科学である.
- 発達心理学の心理学について
- 小児の画像検査について
背景:
- 非常に早産 (32週間未満) は神経発達に影響を及ぼす可能性があります.
- 休息状態の機能的接続性 (rsFC) パターンは,これらの子供において変化することがあります.
- これらの変化を理解することは,認知および社会認知の欠陥を特定するために不可欠です.
研究 の 目的:
- 妊娠年齢 (GA) と学校に通う年齢の非常に早産児におけるrsFCとの関係を調べる.
- これらのニューラル接続パターンが,認知およびマインド理論 (ToM) のパフォーマンスとどのように関係しているかを調査する.
主な方法:
- 休息状態のfMRIデータは52人の非常に早産児 (GA <32週間) から得られた.
- 独立コンポーネント分析 (ICA) を使用して,静止状態のネットワークを抽出しました.
- コグニティブとToMの評価が行われました.
主要な成果:
- GAは,左側後頭小脳ネットワーク (lpCER) の rsFC と正の相関関係があり,前側デフォルトモードネットワーク (aDMN) と右側前頭対面ネットワーク (rFPN) との負の相関関係がありました.
- 増加したlpCER接続性は,よりよい言語理解,視覚空間的能力,流動的推論,作業記憶,およびToMと関連付けられました.
- aDMNの接続性の増加は,より低い作業記憶と相関し,rFPNの接続性の低下は,より低いIQと相関する.
結論:
- 妊娠年齢は,非常に早産児の脳内ネットワークの接続性に大きく影響します.
- 特定のrsFCパターンは,認知および社会認知の結果と関連しています.
- これらの発見は,早産の集団における標的の介入のための潜在的な神経マーカーを強調しています.
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