Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 2, 2026, 1:04 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional

SPHERE Hypertension Intervention Study

NCT00495833
Conditions
Hypertension
Interventions
Personalized brochure, Promotional gift
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
8,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Seattle, Washington
Conditions
no Specific Condition Targeted, Use of a Price Transparency Tool
Interventions
lottery for tool users to win a $500 prize, enhanced promotion of the tool to employers and members
Other
Lead sponsor
Alison Galbraith
Other
Eligibility
Not listed
Enrollment
81,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Wellesley, Massachusetts