N/A
Completed N=80
Seasonal Variation of Ambulatory Blood Pressure
Source: ClinicalTrials.gov NCT01119755 ↗Enrolled (actual)
80
Serious AEs
0.0%
Results posted
Jan 2012
Primary outcomePrimary: Mean Difference of Systolic Daytime Ambulatory Blood Pressure Between Summer and Winter. — 7.7 mmHg
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.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Mean Difference of Systolic Daytime Ambulatory Blood Pressure Between Summer and Winter. |
7.7 | — |
| PRIMARY Mean Difference of Diastolic Daytime Ambulatory Blood Pressure Between Summer and Winter |
4.1 | — |
| PRIMARY Mean Difference of Systolic Night-time Ambulatory Blood Pressure Between Summer and Winter |
-0.1 | — |
| PRIMARY Mean Difference of Diastolic Night-time Ambulatory Blood Pressure Between Summer and Winter |
0.6 | — |
| SECONDARY Mean Difference of Systolic Clinic Blood Pressure Between Summer and Winter |
7.5 | — |
| SECONDARY Mean Difference of Diastolic Clinic Blood Pressure Between Summer and Winter |
2.7 | — |
| SECONDARY Mean Difference of Systolic Home Blood Pressure Between Summer and Winter |
3.2 | — |
| SECONDARY Mean Difference of Diastolic Home Blood Pressure Between Summer and Winter |
2.7 | — |
Eligibility Criteria
Inclusion Criteria
- 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
Exclusion Criteria
- Congestive heart failure
- Use of loop diuretics
Data sourced from ClinicalTrials.gov (NCT01119755). 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. Informational only — not medical advice.