肺癌診断前後のうつ病パターンの変化:全国人口ベース研究
Morten Borg1,2, Ingeborg Farver-Vestergaard1,2, Ole Hilberg1,2
1Department of Medicine, Lillebaelt Hospital Vejle, University Hospital of Southern Denmark, Vejle, Denmark.
Psycho-oncology
|December 25, 2025
まとめ
抗うつ薬の使用は肺癌患者によく見られ、診断後に著しく増加します。これは、これらの患者に対する統合的なメンタルヘルスサポートの必要性を浮き彫りにしています。
科学分野:
- 腫瘍学
- 精神医学
- 公衆衛生
背景:
- うつ病は肺癌患者によく見られる併存疾患である。
- この集団におけるうつ病と抗うつ薬の使用に関する大規模な人口ベースの証拠は限られている。
研究 の 目的:
- 肺癌患者における抗うつ薬の使用と入院診断されたうつ病の有病率を調査すること。
- 全国コホートを用いて、肺癌診断前後のこれらの率を比較すること。
主な方法:
- デンマークにおける全国規模のレジストリベース研究(1998-2022年)。
- 肺癌患者全員と、適合させた比較コホート(1:4の比率)を含めた。
- 入院診断と処方された抗うつ薬の処方箋に関する全国レジストリデータを利用した。
主要な成果:
- 診断前の抗うつ薬使用率は、肺癌患者の方が対照群よりも高かった(12.7% vs 9.9%)。診断後、抗うつ薬の使用率は著しく増加し、2年後には23.7%(対照群11.9%)に達した。
- 新規の抗うつ薬開始率は、肺癌患者の方が対照群よりも大幅に高かった(1年後8.4%、2年後13.7% vs 対照群1.9%、3.4%)。
- 入院診断されたうつ病の有病率は、肺癌患者の方が(2.1% vs 0.8%)、特に女性において高かった。
結論:
- 抗うつ薬の使用は診断前に一般的であり、肺癌診断後に増加する。
- 抗うつ薬使用の格差は、既往歴のない患者で最も顕著であった。
- 肺癌患者には、体系的な心理社会的評価と統合的なメンタルヘルスサポートが不可欠である。
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