エネルギー不安定性が不安・うつの発症率上昇と関連:全米調査で明らかに (Energy Insecurity Linked to Higher Rates of Anxiety, Depression, Georgia Tech Study Finds)

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2025-12-16 ジョージア工科大学(Georgia Tech)

米国ジョージア工科大学(Georgia Tech)の研究チームは、エネルギー不安(energy insecurity)が不安やうつ症状の発症率上昇と強く関連していることを明らかにした。エネルギー不安とは、電気・ガス料金の支払い困難や、十分な冷暖房を利用できない状態を指す。研究では、米国内の大規模調査データを用いて、世帯のエネルギー利用状況と精神的健康状態の関係を分析した。その結果、エネルギー不安を経験する人々は、そうでない人に比べて不安障害や抑うつ症状を報告する割合が有意に高いことが示された。特に低所得世帯、高齢者、少数派コミュニティで影響が顕著であった。研究者は、室温調整の不足や経済的ストレスが慢性的な心理的負荷となり、精神的健康を損なうと指摘する。この成果は、エネルギー政策を単なるインフラ問題としてではなく、公衆衛生と精神健康の課題として捉える必要性を示しており、料金補助や住宅断熱改善などの政策介入が健康格差是正に寄与する可能性を示唆している。

<関連情報>

米国成人におけるエネルギー不安とメンタルヘルスの症状 Energy Insecurity and Mental Health Symptoms in US Adults

Michelle Graff, PhD; Ther W. Aung, PhD
JAMA Network Open  Published:October 27, 2025
DOI:10.1001/jamanetworkopen.2025.39479

エネルギー不安定性が不安・うつの発症率上昇と関連:全米調査で明らかに (Energy Insecurity Linked to Higher Rates of Anxiety, Depression, Georgia Tech Study Finds)

Key Points

Question Is household energy insecurity associated with symptoms of depression and anxiety among US adults?

Findings In this cross-sectional study of 187 million US adults, individuals experiencing at least 1 form of energy insecurity in the past year had significantly higher odds of reporting symptoms of depression and anxiety compared with individuals without energy insecurity.

Meaning These findings suggest that energy insecurity is a widespread and important factor associated with mental health symptoms and may warrant consideration in efforts to reduce adverse mental health outcomes.

Abstract

Importance The national-scale mental health effects of energy insecurity—the inability to meet household energy needs—remain unknown. As energy insecurity becomes more prevalent in the US, these findings can help guide programs and health interventions aimed at addressing energy insecurity and reducing its health consequences.

Objective To investigate whether energy insecurity is associated with depression and anxiety symptoms among the US adult population.

Design, Setting, and Participants This study relied on repeated cross-sectional, nationally representative survey data from the US Census Bureau’s online Household Pulse Survey administered between December 9, 2022, and September 16, 2024. Eligible participants included US adults with email and mobile phone numbers.

Exposures Two exposure models were analyzed. One model included 3 energy insecurity components: (1) inability to pay full or partial energy bills, (2) keeping the home at unsafe or unhealthy temperatures; and (3) forgoing expenses for necessities, such as food and medicine, to pay energy bills. The second model included a composite measure for respondents who reported experiencing at least 1 of the 3 energy insecurity components in the past 12 months.

Main Outcomes and Measures Depression and anxiety symptoms were assessed using shortened versions of the Patient Health Questionnaire and Generalized Anxiety Disorder scale. The composite questionnaire scores were used to determine the respondents’ symptoms. Weighted bivariate and multivariable logistic regressions adjusting for sociodemographic characteristics were conducted.

Results The weighted sample included 187 356 336 US adults (45 551 454 [24.3%] aged 18-34 years; 96 305 955 [51.4%] female). A total of 81 176 522 adults (43.3%) reported experiencing at least 1 component of energy insecurity. Multivariable analyses showed that energy-insecure individuals had higher odds of reporting symptoms of depression and anxiety compared with those without energy insecurity. After adjusting for other social determinants of health, energy insecurity was associated with increased odds of anxiety (OR, 2.29; 95% CI, 2.24-2.34) and depression (OR, 2.31; 95% CI, 2.26-2.37) symptoms.

Conclusions and Relevance In this cross-sectional study of US adults, energy insecurity was associated with mental health symptoms. As household energy insecurity is expected to increase, these findings provide valuable evidence for policymakers deliberating the future of federally funded assistance programs.

 

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