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RECRUITING
NCT06982339
NA

Beat the Heat Boston

Sponsor: Harvard School of Public Health (HSPH)

View on ClinicalTrials.gov

Summary

The goal of this stepped wedge trial is to assess the practical effects of air conditioners on hot weather impacts among older adults. The main questions it aims to answer are: How does the presence of an air conditioning unit affect heat stress, heat strain, mental health, and healthcare utilization among older adults who did not previously have access to air conditioning? How, and in what conditioners, do older adults use air conditioning once it is installed in their home? Researchers will compare participants in arms with (A) and without (B) air conditioning units in the first summer season; this will allow them to assess the effect of air conditioners. In the second summer season, both arms will have air conditioning units, but those in the year two distribution arm (B) will receive an electricity subsidy, while those in the year one AC distribution arm (A) will not, allowing researchers to assess the effect of an electricity subsidy. Participants will be randomized to receive an air conditioner and financial support for electricity costs in either the first summer season or the second summer season of the study. * Heat stress, heat strain, mental health, and healthcare utilization will be assessed via participant survey. * Air conditioner utilization will be assessed via continuous load monitoring devices. * Indoor air temperature will be assessed via continuous data loggers.

Official title: Beat the Heat: Impacts of Heat on Health in Boston and Strategies to Address Them

Key Details

Gender

All

Age Range

55 Years - 95 Years

Study Type

INTERVENTIONAL

Enrollment

100

Start Date

2025-05-19

Completion Date

2026-10-15

Last Updated

2026-01-22

Healthy Volunteers

No

Interventions

OTHER

Air Conditioner

Air conditioners will be window-mounted units powered by 110v AC.

OTHER

Electricity subsidy

Electricity subsidies will consist of a single block subsidy of USD 100, intended to provide support for the electricity costs associated with operating an air conditioning unit.

Locations (1)

Harvard TH Chan School of Public Health

Boston, Massachusetts, United States