日本における精神疾患の入院と環境温度との短期的関連:LIFE研究データを用いた生態学的研究
Tasuku Okui1, Hiroaki Fukushima2, Megumi Maeda3
1Medical Information Center, Kyushu University Hospital.
Environmental health and preventive medicine
|February 23, 2026
まとめ
高い気温は,日本における精神障害入院のリスクを高めます. この関連性は,65歳未満の個体においてより顕著であり,周囲の温度が精神的健康に与える影響を強調しています.
科学分野:
- 環境衛生 環境衛生 環境衛生
- 精神科医は精神病を患っている.
- エピデミオロジー エピデミオロジー
背景:
- 日本では,環境温度と精神障害の関連性に関する研究は限られている.
- この研究は,医療保険データを用いて短期的な関連を調査することによって,このギャップを埋めています.
研究 の 目的:
- 周囲の気温と日本における精神疾患の入院との関連を調査する.
- 性別および年齢層に基づいて,この関連性の違いを探求する.
主な方法:
- 日本の17の自治体における"長寿改善と公平な証拠調査"のデータを活用した.
- 時間層化されたケース・クロスオーバー・デザインを分散レイグの非線形モデルで採用した.
- 多変量メタアナリシスと,性別と年齢のサブグループ分析を実施しました.
主要な成果:
- 周囲の温度上昇は,精神疾患の入院のリスク比率 (RR) が高くなることと相関しており,すべての障害タイプと性別で発生しています.
- 高温とRRの増加との関連は,65歳未満の個体においてより顕著であった.
- 温度に関連した帰属分子は,より若い年齢層 (65歳未満) で高かった.
結論:
- 高い体温は,日本における精神疾患の入院リスクの増加と関連しています.
- この関連の強さは,年齢層によって大きく異なるが,若い個人がより感受性がある.
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