Seasonal Variation of Ambulatory Blood Pressure
Seasonal Variation of 24hour Ambulatory Blood Pressure Monitoring in Treated Hypertensives
1 other identifier
observational
80
1 country
1
Brief Summary
This is a prospective study to evaluate the change in 24 hour ambulatory blood pressure during winter and summer in well controlled treated hypertensives.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for all trials
Started Jan 2010
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 1, 2010
CompletedFirst Submitted
Initial submission to the registry
April 21, 2010
CompletedFirst Posted
Study publicly available on registry
May 10, 2010
CompletedPrimary Completion
Last participant's last visit for primary outcome
August 1, 2011
CompletedStudy Completion
Last participant's last visit for all outcomes
August 1, 2011
CompletedResults Posted
Study results publicly available
January 23, 2012
CompletedJanuary 23, 2012
December 1, 2011
1.6 years
April 21, 2010
December 8, 2011
December 8, 2011
Conditions
Keywords
Outcome Measures
Primary Outcomes (4)
Mean Difference of Systolic Daytime Ambulatory Blood Pressure Between Summer and Winter.
Mean difference of systolic daytime ambulatory blood pressure measurement during summer and winter period
1 year
Mean Difference of Diastolic Daytime Ambulatory Blood Pressure Between Summer and Winter
Mean Difference of Diastolic Daytime Ambulatory Blood Pressure Measurement During Summer and Winter Period
1 year
Mean Difference of Systolic Night-time Ambulatory Blood Pressure Between Summer and Winter
Mean difference of systolic night-time ambulatory blood pressure measurement during summer and winter period
1 year
Mean Difference of Diastolic Night-time Ambulatory Blood Pressure Between Summer and Winter
1 year
Secondary Outcomes (4)
Mean Difference of Systolic Clinic Blood Pressure Between Summer and Winter
1 year
Mean Difference of Diastolic Clinic Blood Pressure Between Summer and Winter
1 year
Mean Difference of Systolic Home Blood Pressure Between Summer and Winter
1 year
Mean Difference of Diastolic Home Blood Pressure Between Summer and Winter
1 year
Eligibility Criteria
TREATED HYPERTENSIVES REFERRED TO AN OUTPATIENT CLINIC
You may qualify if:
- Age \> 40 yrs
- Treated hypertension on stable treatment for at least 8 weeks
- Average home blood pressure (at least 5 days, 20 readings) \< 130/80 mmHg
You may not qualify if:
- Congestive heart failure
- Use of loop diuretics
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Hypertension Center, Third Department of Medicine, University of Athens, Greece
Athens, Greece
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Results Point of Contact
- Title
- George S Stergiou, Associate Professor of Internal Medicine and Hypertension
- Organization
- Hypertension Center, Third Department of Medicine, University of Athens, Greece
Study Officials
- STUDY CHAIR
George S Stergiou, MD
Hypertension Center,Third Department of Medicine,University of Athens,Greece
Publication Agreements
- PI is Sponsor Employee
- Yes
Study Design
- Study Type
- observational
- Observational Model
- CASE ONLY
- Time Perspective
- PROSPECTIVE
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Professor of Medicine
Study Record Dates
First Submitted
April 21, 2010
First Posted
May 10, 2010
Study Start
January 1, 2010
Primary Completion
August 1, 2011
Study Completion
August 1, 2011
Last Updated
January 23, 2012
Results First Posted
January 23, 2012
Record last verified: 2011-12