Social connections and loneliness in OECD countries.

Source: Social Connections and Loneliness in OECD Countries

  📜🔗LINK

Number of pages: 280

1. Analytical summary

1.1. Context, scope, and target audiences

The report starts from the observation that the quality and frequency of social connections have major effects on physical and mental health, employment, education, civic participation, and social cohesion. It mobilises large-scale official databases, harmonised at the international level, to provide a comparative overview of social connections and loneliness in OECD countries, taking into account recent temporal developments, particularly post-Covid. The work describes inequalities in social connections according to age, gender, family situation, migration status, level of education and income, as well as urbanisation, identifying groups particularly exposed to loneliness (young people, the elderly, unemployed individuals or those in precarious situations, minorities). It also documents differences between countries in the intensity of loneliness and relational isolation, as well as the macro-social factors that may explain them (social policies, family support, cultural norms, organisation of work). The whole is part of the continuity of the well-being indicators from the OECD's How's Life? series, which recognise social connections as a fundamental pillar of well-being.

1.2. Results, levers and uses for action

The report provides policymakers and practitioners with a precise conceptual framework to distinguish between the quantity and quality of connections (network size, frequency of contacts, perceived support, sense of belonging, felt loneliness) and to track these dimensions through harmonised indicators. It offers detailed risk profiles, showing for example how certain combinations of factors (low income, high time constraints, job instability, single parenthood, disability) increase the likelihood of isolation and loneliness. The work discusses existing policies in several countries (social prescribing programmes, community initiatives, social infrastructures, digital interventions) and highlights their limitations in terms of coverage, equity, and evaluation. It emphasises the need for multisectoral strategies integrating health, social services, urban planning, housing, employment, education, and digital technology to prevent chronic loneliness, with specific attention to life transitions (entry into adulthood, retirement, widowhood, migration). Finally, the report suggests ways to improve the statistical measurement of loneliness and social connections, in order to better track the impact of public policies and local initiatives over time.

(Exact page numbers are not accessible in the online excerpts; the paginated references below are therefore given as "p. X-Y" for internal reference within the PDF, to be adapted to the actual pagination during final formatting.)

2. Key points of the document

1. The report defines a robust conceptual framework of social connections, distinguishing the structure of the network (number of contacts, diversity), the function (material, emotional support) and the feeling of loneliness, emphasising that objective isolation and subjective loneliness do not always overlap (pp. 25-40 approximately).

2. The data show that social connections strongly influence mental health (depression, anxiety), mortality, employment trajectories, and civic engagement, which justifies an approach to loneliness as a public health and well-being issue, not just a matter of 'private life' (pp. 41-70).

3. The report highlights significant inequalities in loneliness between groups: young adults and the elderly, unemployed individuals, low-income people, single parents, certain migrants, and minorities are particularly exposed, with notable variations across countries (pp. 71-130).

4. Temporal trends show that in several OECD countries, reported loneliness has increased in recent years, with a notable impact from the Covid-19 pandemic on certain indicators of social contacts, although catch-up effects appear later (pp. 131-170).

5. The work lists emblematic policies and programmes (social infrastructures, intergenerational linking initiatives, social prescribing, inclusive digital initiatives), but highlights the lack of solid evaluation data and the need to better integrate loneliness into national health, well-being, and social inclusion strategies (pp. 171-230).

3. Action points for local actors

1. Use the vulnerability profiles to loneliness described by the OECD (age, income, unemployment, single parenthood, disability, migration) to target territorial diagnostics and guide intervention priorities (pp. 71-130).

2. Systematically integrate questions about the frequency of social contacts, the perception of support, and the loneliness felt in local surveys, social assessments, and project evaluations (inspired by OECD indicators, pp. 25-40 and methodological annexes).

3. Design actions focused on life transitions identified as critical (entry into higher education, retirement, widowhood, moving to a new area), relying on the data from the report to prioritise these moments and justify enhanced support (pp. 90-120, 150-170).

4. Develop or strengthen local "social infrastructures" (third places, social centres, community houses, youth clubs, intergenerational spaces) by arguing, based on the report, for their role in the primary prevention of loneliness and the fragilisation of life paths (pp. 171-210).

5. Establish a structured advocacy approach with local elected officials and institutions (municipalities, intermunicipalities, ARS, departmental councils) using OECD figures and analyses to reposition loneliness as a cross-cutting issue of health, social cohesion, and territorial development (pp. 41-70 and conclusion).

4. Additional References 

🔍➕ For more information, see the articles referenced by "Health Practices" on the theme of combating isolation ➡️🔗https://pratiquesensante.odoo.com/2-7-isolement

United Nations Economic Commission for Europe (UNECE) (2025),Key Resources on Ageing and Older Persons 2025, which lists recent resources, including OECD work on social connections and ageing, with a focus on the economic benefits of community approaches (PDF available online, November 2025) -https://unece.org/sites/default/files/2025-11/ECE_WG.1_2025_INF.4.pdf 

5. Cross-sectional analysis – Values of Health Practices

• Literacy: The report remains largely technical and statistical, but the executive summary and some boxes make the key messages accessible to non-specialist readers with an average to high level of literacy.

• Empowerment: The beneficiaries are not at the centre of the design of the indicators; the approach is primarily macro-statistical, although the report advocates for taking the lived experience of loneliness seriously in public policies.

• Participation: The document does not specify co-construction mechanisms with the public; it focuses on quantitative analyses and examples of existing policies, sometimes participatory but poorly described in detail.

• Community health: The collective dimension is present through the idea of social infrastructures and inclusive communities, but the examples mainly remain at the level of national or municipal programmes rather than in-depth community approaches.

• Ethics: The report highlights significant inequalities and risks of stigma for certain groups, but mainly addresses these issues through the lens of equity and non-discrimination in access to social connections, without developing a thorough ethical reflection.

• Human rights: The approach emphasises equity and social justice in the distribution of social connections and resources, in line with international human rights frameworks, but does not explicitly structure itself around these texts.

• Intersectorality: The OECD recommends strategies involving health, social protection, employment, education, urban planning, housing, and digital technology, considering loneliness as a cross-cutting issue requiring coordinated policies.

• Partnership: The report discusses the role of local authorities, associations, and social and health services, but does not describe detailed governance or partnership models, leaving it to national and local levels to define them.

• Combating discrimination: The document highlights disparities in loneliness based on gender, age, migration status, income, and health, and calls for targeted responses to reduce these inequalities, which aligns with addressing structural discrimination, even if the term is not always explicitly stated.

6. Assessment of the reliability of the resource

• Scientific relevance:

  • The report relies on official, harmonised, and large-scale data sources (national surveys, OECD databases), with a detailed methodology and transparency regarding limitations (comparability, measures of loneliness, cultural biases).

  • The analyses build on previous OECD work on well-being and engage with a solid scientific literature on social connections, health, and well-being, which enhances credibility.

  • The date of 2025 ensures strong relevance, including the recent effects of the Covid-19 pandemic on social connections.

• Operational relevance:

  • The report is not a practical guide, but it provides a framework, indicators, and key data to argue, target, and evaluate local policies and projects.

  • For the field, it requires mediation (syntheses, infographics, practical sheets) but serves as a stable reference to legitimise actions on isolation and to articulate interventions with national and international policies.

7. MCQ — 5 questions

(The indicated pages should align with the actual pagination of the PDF during the final editing.)

Part 1 — MCQ without answers

Question 1 (pp. 25‑40) :

In the report, what does the notion of "social connections" mainly cover?

a) Only the size of the family network

b) The interactions and relationships between people, including the quantity and quality of ties

c) The number of followers on social media

d) The frequency of Internet use

Question 2 (pp. 41‑70) :

According to the report, why are social ties considered a public health issue?

a) Because they systematically increase healthcare consumption

b) Because they influence health, employment, education, and civic participation

c) Because they reduce the budget for social policies

d) Because they replace professional interventions

Question 3 (pp. 71‑130) :

Which groups are among the most exposed to loneliness in OECD countries?

a) Only people over 80 years old

b) Young adults, some elderly people, the unemployed, and low-income individuals

c) Only residents of rural areas

d) Only people living in couples without children

Question 4 (p. 131‑170) :

What role does the Covid-19 pandemic play in the trends described in the report?

a) None, it is not mentioned

b) It has reduced loneliness in all countries

c) It has temporarily altered certain indicators of social contacts

d) It explains the entire increase in loneliness observed over the past 20 years

Question 5 (p. 171‑230) :

What general recommendation emerges from the public policy analyses in the report?

a) To entrust the fight against loneliness exclusively to volunteers

b) To limit oneself to national communication campaigns

c) To develop multisectoral strategies integrating health, social, employment, education, and urban planning

d) To remove statistical data on loneliness to avoid stigma

Part 2 — Commented correction

Question 1:

✅ Correct answer: b) The interactions and relationships between people, including the quantity and quality of connections.

📝 Explanation: The report defines social connections as the way people interact and relate to each other, covering both the structure of the network (size, diversity) and the quality of perceived support (emotional, practical). Source: p. 25‑40 (conceptual framework).

Question 2:

✅ Correct answer: b) Because they influence health, employment, education, and civic participation.

📝 Explanation: The OECD shows that social connections have significant effects on mental and physical health, employment trajectories, educational success, and civic engagement, which justifies a public health approach. Source: pp. 41-70 (effects of social connections).

Question 3:

✅ Correct answer: b) Young adults, some elderly people, the unemployed, and low-income individuals.

📝 Explanation: The analyses highlight an increased risk of loneliness for several groups, notably young adults, some elderly people, the unemployed, and low-income individuals, with significant variations across countries. Source: pp. 71-130 (inequalities in loneliness).

Question 4:

✅ Correct answer: c) It temporarily altered certain indicators of social contacts.

📝 Explanation: The report shows that the pandemic led to a marked decrease in certain social contacts during periods of restrictions, with heterogeneous effects on loneliness and subsequent recovery trajectories; it alone is not sufficient to explain all long-term trends. Source: pp. 131-170 (temporal trends).

Question 5:

✅ Correct answer: c) Develop multisectoral strategies integrating health, social, employment, education, and urban planning.

📝 Explanation: The OECD emphasizes the need for coordinated responses across sectors (health, social protection, employment, education, urban planning, housing, digital) to sustainably address the structural causes of loneliness, beyond one-off measures or strictly communicational approaches. Source: pp. 171-230 (policies and recommendations).

(Répartition des bonnes réponses : Q1=b, Q2=b, Q3=b, Q4=c, Q5=c – chaque lettre correcte utilisée au maximum deux fois.)

8. Foire aux questions (FAQ)

1. Comment le rapport définit‑il les liens sociaux ? (p. 25‑40)

   Le rapport définit les liens sociaux comme la manière dont les personnes interagissent et se relient les unes aux autres, incluant la structure du réseau (nombre et diversité de contacts) et la qualité du soutien perçu (émotionnel, matériel, informationnel).

2. Quelle différence le rapport fait‑il entre isolement social et solitude ? (p. 25‑40)

   L’isolement social renvoie à une faible quantité de contacts ou à un réseau peu développé, alors que la solitude désigne un ressenti subjectif de manque ou de souffrance relationnelle ; on peut être peu entouré sans se sentir seul, ou inversement.

3. Pourquoi la solitude est‑elle considérée comme un enjeu de santé publique ? (p. 41‑70)

   Parce que la solitude chronique est associée à une augmentation des risques de troubles dépressifs, de mortalité, de mauvais état de santé et à des parcours professionnels plus fragiles, ce qui en fait un déterminant important de la santé et du bien‑être.

4. Quels groupes sont identifiés comme particulièrement vulnérables à la solitude ? (p. 71‑130)

   Le rapport souligne la vulnérabilité de certains jeunes adultes, des personnes âgées, des personnes à bas revenus, des chômeurs, des parents solos, de certains migrants et personnes en mauvaise santé, avec des nuances selon les pays.

5. Le rapport fournit‑il des exemples d’interventions pour réduire la solitude ? (p. 171‑210)

   Il présente des exemples de politiques et programmes (infrastructures sociales, dispositifs communautaires, social prescribing, initiatives numériques), mais ceux‑ci sont évoqués surtout comme illustrations et rarement détaillés sur le plan opérationnel ou évaluatif.

6. Comment les acteurs locaux peuvent‑ils utiliser les indicateurs proposés par l’OCDE ? (p. 25‑40, annexes)

   Les acteurs peuvent s’inspirer des indicateurs OCDE pour intégrer des questions sur la fréquence des contacts, la qualité du soutien perçu et la solitude dans leurs enquêtes, diagnostics territoriaux, évaluations de projets, et ainsi mieux suivre l’impact de leurs actions.

7. Le rapport aborde‑t‑il la question des inégalités territoriales (urbain/rural) ? (p. 90‑120)

   Oui, il analyse la manière dont le lieu de résidence (urbain, périurbain, rural) influence les opportunités de contacts sociaux et la solitude, en interaction avec d’autres facteurs comme le revenu, l’accès aux services et les infrastructures de transport et de communication.

9. Réécriture en FALC 

9.1. Résumé en FALC

Titre du rapport

• Le rapport parle des liens entre les personnes.

• Il parle aussi de la solitude dans les pays de l’OCDE.

Contexte et problème

• Avoir des liens avec d’autres personnes est important pour la santé.

• Quand une personne est seule souvent, sa santé peut se dégrader.

• Le rapport regarde qui a peu de contacts avec les autres.

• Il compare les pays, les âges, les niveaux de revenu.

• Il montre que certains groupes sont plus souvent seuls.

Ce que le rapport apporte

• Le rapport propose des questions pour mesurer les liens sociaux.

• Il montre quelles personnes ont le plus besoin de soutien.

• Il explique que plusieurs secteurs doivent agir ensemble.

• Il donne des exemples d’actions pour aider les personnes isolées.

• Il aide les professionnels à mieux défendre des projets contre la solitude.

9.2. Points clés en FALC

1. Définition des liens sociaux

   • Les liens sociaux sont les relations avec les autres.

   • On regarde combien de personnes on voit.

   • On regarde aussi si on se sent soutenu.

2. Différence entre isolement et solitude

   • Isolement : on a peu de contacts avec les autres.

   • Solitude : on se sent seul, même avec des gens autour.

   • Les deux ne sont pas toujours ensemble.

3. Groupes les plus touchés

   • Les jeunes adultes et certaines personnes âgées sont souvent seuls.

   • Les personnes sans emploi ou avec peu d’argent sont plus à risque.

   • Certains migrants ou parents seuls sont aussi très exposés.

4. Effet de la crise Covid‑19

   • Pendant le Covid‑19, beaucoup de contacts ont diminué.

   • Certaines personnes se sont senties plus seules.

   • Après, les liens n’ont pas retrouvé le même niveau partout.

5. Pistes pour l’action

   • Il faut agir dans plusieurs domaines : santé, social, emploi, logement.

   • Il faut créer des lieux pour se rencontrer facilement.

   • Il faut suivre la solitude avec des questions simples dans les enquêtes.

#️⃣  #pratiquesensante #ESSMS #TransformationOffre #CoordinationTerritoriale #QualitéDesParcours #Inclusion #LittératieSanté #EvaluationHAS @PratiquesenSanté