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Healthy Neighborhoods Project: adaptable solutions to violence prevention and community well-being

Place Matters - adaptable solutions to violence at the community level

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN17742911
Enrollment
970
Registered
2021-08-04
Start date
2019-01-01
Completion date
Unknown
Last updated
2026-02-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention of violence, specifically youth and family violence, and promotion of health and well-being Other

Interventions

The study involves block randomization of 194 geographic clusters across 23 neighborhoods in New Orleans, Louisiana, USA. The blocks are based on larger communities across the city, with three major
2) a preparation phase – preparing soil and adding compost-rich topsoil, and obtaining seeds, trees, and fencing
a planting stage – planting grass, shrubs and trees and placement of a modest post-and-rail fence around the lot
and 3) a maintenance phase – bi-weekly mowing and cleaning during growing season. Technical guidance will be provided from the City of New Orleans. The average cost to “clean and green” a property is
2) a treatment phase – installing new windows and applying paint where applicable
and 3) a maintenance phase – bi-weekly checks during greening maintenance and replacement of any windows as necessary. Costs will vary depending on the size of the structure and some structures will p

Sponsors

National Institutes of Health
Lead Sponsor
Robert Wood Johnson Foundation
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Because the trial is at the neighborhood level, there are no individual eligibility requirements other than living in one of the geographic clusters being randomized; however, qualitative components are also being conducted and participants may include residents outside of the trial areas.

Exclusion criteria

Exclusion criteria: Does not meet the inclusion criteria

Design outcomes

Primary

MeasureTime frame
Measured at baseline, 2-3 months prior to treatment, 2-3 months post-treatment, and then 1 year after treatment: 1. Youth violent and property crime rate, obtained from the New Orleans Police Department records as well separately for homicide and assault 2. Youth violence-related non-fatal injury rate, obtained from local hospital discharge data 3. Youth violence-related mortality rate, obtained from the Louisiana Department of Health

Secondary

MeasureTime frame
Measured at baseline, 2 to 3 months before treatment, 1 to 2 months after treatment, and 10-to-12-months post-treatment: 1. Well-being obtained utilizing measures from the RAND and RWJF American Health Values Survey 2. Health interconnectedness obtained utilizing measures from the RAND and RWJF American Health Values Survey 3. Sense of community obtained utilizing measures from the RAND and RWJF American Health Values Survey 4. Sense of safety measured utilizing Tolan and colleagues 7-item survey (4-point scale, very fearful to not fearful) 5. Civic engagement measured utilizing items from the American Health Values Survey 6. Substance use assessed with the brief CAGE screeners for alcohol and other drugs 7. Psychological distress measured with the Kessler 6 index

Countries

United States of America

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 7, 2026