SynthesisInternational journal of environmental research and public health2021
Green Space and Health Equity: A Systematic Review on the Potential of Green Space to Reduce Health Disparities.
Synthesis in International journal of environmental research and public health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06483126 (The Benefits of Nature for Mood and Cognition in Persons With and Without Parkinson's Disease), which is not on this map. Cited by 158 papers, 4 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
The Benefits of Nature for Mood and Cognition in Persons With and Without Parkinson's Disease
Who cites it
158 citing papers in PubMed, 4 syntheses or guidelines pooled it.
- Residential greenness and birth outcomes: evidence for reduced low birth weight from an umbrella review and harmonized normalized difference vegetation index synthesis.Frontiers in public health · 2026Pooled it
- A Systematic Review of the Impact of Changes to Urban Green Spaces on Health and Education Outcomes, and a Critique of Their Applicability to Inform Economic Evaluation.International journal of environmental research and public health · 2024Pooled it
- Disparities in Cardiovascular Disease-Related Outcomes Among Cancer Survivors in the United States: A Systematic Review of the Literature.Heart, lung & circulation · 2024Pooled it
- Neighborhood infrastructure-related risk factors and non-communicable diseases: a systematic meta-review.Environmental health : a global access science source · 2023Pooled it
- Nature-based meaning-focused photography intervention enhances subjective well-being: A three-arm randomized controlled study.Applied psychology. Health and well-being · 2026Trial
- Thriving Through Stressful Life Events with Nature: A Mixed-Method Study on Tending Indoor Plants and Rumination Resilience.International journal of environmental research and public health · 2025Trial
- Trial
- Associations between natural area availability and morbidity: a cross-sectional study using health insurance billing data from Germany.BMJ open · 2026Article
- Streetview greenspace types and dementia risk in older adults: the Multi-Ethnic Study of Atherosclerosis.American journal of epidemiology · 2026Article
- Poverty-modulated tree equity shapes health burdens across U.S. cities.Environmental science and ecotechnology · 2026Article
- Health improvement and inequality in local authority green infrastructure strategies in England: a policy review.Journal of public health (Oxford, England) · 2026Article
- Neighborhood privilege and environmental conditions in urban parks: an analysis across the 24 most populated urban areas in the United States.Environmental research letters : ERL [Web site] · 2026Article
- "You thrive where you are:" Experiences of neighborhood built environments, mental health and wellbeing among residents of disinvested neighborhoods.Health & place · 2026Article
- Residential tree canopy and allostatic load in US adults: a population-based cross-sectional study.Lancet regional health. Americas · 2026Article
- Long-term impacts of co-designed sustainable park improvements on physical activity and other wellbeing behaviours: a 7-year natural experimental study in a deprived urban area.The international journal of behavioral nutrition and physical activity · 2026Article
- Estimating and discovering heterogeneous treatment effects using machine learning in epidemiological studies: a practical guide.International journal of epidemiology · 2026Review
- Individual and environmental determinants of body mass index trajectories: results from a longitudinal study in Southern Sweden.BMC public health · 2026Article
- Neighborhood context shapes physical activity intervention outcomes: a comparison of human vs. virtual advisors.BMC public health · 2026Article
- A Consensus Statement for Ecological Medicine: Moving Toward Connection-Based Medicine.EcoHealth · 2026Article
- The association between residential natural vegetation exposure at diagnosis and colorectal cancer-specific mortality among colorectal cancer cases in Kentucky.Environmental research · 2026Article
98 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
4 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Disadvantaged groups worldwide, such as low-income and racially/ethnically minoritized people, experience worse health outcomes than more privileged groups, including wealthier and white people. Such health disparities are a major public health issue in several countries around the world. In this systematic review, we examine whether green space shows stronger associations with physical health for disadvantaged groups than for privileged groups. We hypothesize that disadvantaged groups have stronger protective effects from green space because of their greater dependency on proximate green space, as they tend to lack access to other health-promoting resources. We use the preferred reporting items for systematic reviews and meta-analyses (PRISMA) method and search five databases (CINAHL, Cochrane, PubMed, Scopus, and Web of Science) to look for articles that examine whether socioeconomic status (SES) or race/ethnicity modify the green space-health associations. Based on this search, we identify 90 articles meeting our inclusion criteria. We find lower-SES people show more beneficial effects than affluent people, particularly when concerning public green spaces/parks rather than green land covers/greenness. Studies in Europe show stronger protective effects for lower-SES people versus higher-SES people than do studies in North America. We find no notable differences in the protective effects of green space between racial/ethnic groups. Collectively, these results suggest green space might be a tool to advance health equity and provide ways forward for urban planners, parks managers, and public health professionals to address health disparities.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.