N/A
N=77
Reducing Traffic Pollution Exposure Improves Blood Pressure
Air Pollution
Bottom Line
View on ClinicalTrials.gov: NCT04029129 ↗Enrolled (actual)
77
Serious AEs
0.0%
Results posted
Sep 2023
Primary outcome: Primary: Systolic Blood Pressure (SBP) — 122.3; 120.83; 119.9 mmHg
Study Design & Population
- Study type
- Interventional
- Phase
- N/A
- Interventions
- Air filtration and building envelop modifications (Other)
- Age
- Adult, Older Adult · 40+ yrs
- Sex
- All
- Sponsor
- UConn Health
- Primary completion
- Jun 2018
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Systolic Blood Pressure (SBP) |
122.3; 120.83; 119.9 | — |
| SECONDARY Diastolic Blood Pressure (DBP) |
69.9; 70.4; 71.0 | — |
Summary
This randomized trial assessed the effect of modifying building envelop and level of air filtration on blood pressure over two hour exposure sessions.
Eligibility Criteria
Inclusion Criteria
- The inclusion criterion was age 40-75 years.
- There was a preference for people who were otherwise healthy, but overweight or obese.
Exclusion Criteria
- A history of a major cardiovascular outcome (including myocardial ischemia (MI), stroke, angina)
- Other serious health problems (current asthma or COPD)
- Taking anti-hypertensive medications
- Smoking or living with a smoker
- Cognitive impairment
- Working at a job with high combustion exposure (taxi/truck driver, restaurant cook)
- High combustion exposure in the preceding 24 hours (driving on the highway, cooking in a restaurant, driving a truck)
- Not speaking English or Chinese.
Data sourced from ClinicalTrials.gov (NCT04029129). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.