A Study to Assess the Efficacy of Public Health Campaigns in Reducing Lead Exposure
International Health Strategies LLC
Summary
This clinical trial aims to evaluate the effectiveness of targeted public health campaigns in reducing lead exposure among adults living in urban communities with known environmental lead hazards. Lead exposure remains a significant public health concern, particularly in older urban neighborhoods with aging infrastructure and legacy contamination. Despite existing regulations and remediation efforts, many communities continue to experience elevated blood lead levels, especially among vulnerable populations. The study will compare the impact of an intensive, multi-modal public health campaign-featuring community workshops, educational materials, and home intervention resources-against standard municipal information dissemination. By assessing changes in blood lead levels and lead-related knowledge, attitudes, and behaviors over a 12-month period, the trial seeks to determine whether enhanced public health outreach can more effectively reduce lead exposure and promote safer practices. The findings will inform future strategies for community-based environmental health interventions.
Description
Lead exposure is a persistent environmental health issue, particularly in urban areas with older housing stock, deteriorating paint, and legacy industrial contamination. Chronic lead exposure, even at low levels, has been associated with neurodevelopmental deficits in children and cardiovascular, renal, and cognitive effects in adults. Despite regulatory progress, disparities in lead exposure persist, often affecting low-income and minority communities. Traditional public health approaches have relied on passive dissemination of information via municipal websites, pamphlets, and occasional co…
Eligibility
- Age range
- 18–75 years
- Sex
- All
- Healthy volunteers
- Yes
Inclusion Criteria: * Resident of selected urban neighborhoods with documented environmental lead risk * Household includes at least one adult aged 18-75 years willing to participate * Willing to provide informed consent * Willing to allow home visits and blood sampling * Able to understand study procedures and interventions Exclusion Criteria: * Planning to relocate from the area within the next 12 months * Household member with a known diagnosis of severe anemia or bleeding disorder * Participation in another intervention study targeting lead exposure in the past 12 months * Inability or…
Interventions
- BehavioralIntensive Public Health Campaign
A comprehensive intervention including: (1) three interactive community workshops on lead risks and prevention, (2) distribution of tailored educational materials, (3) provision of lead-safe cleaning kits (HEPA vacuums, cleaning supplies), and (4) two home visits by trained health educators to reinforce messages and assess household practices. Delivered over a 12-month period.
- BehavioralStandard Information Dissemination
Provision of standard municipal information on lead exposure prevention, including pamphlets and website links, as currently distributed by public health authorities. No additional workshops or home visits provided.
Location
- Philadelphia City CenterPhiladelphia, Pennsylvania