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Racial Differences in Orthostatic Tolerance

Racial Differences in Orthostatic Tolerance

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT00844181
Enrollment
18
Registered
2009-02-16
Start date
2007-10-31
Completion date
2009-01-31
Last updated
2009-02-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Orthostatic Tolerance

Brief summary

Our central hypothesis is that baroreflex sensitivity is attenuated in black women compared to white women, and that this dysregulation will be apparent during orthostatic challenges. We expect that the cumulative stress index (CSI), a measure of maximal orthostatic tolerance, is higher in Black women (BW) compared to White women (WW).

Interventions

None listed

Sponsors

Yale University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
CROSS_SECTIONAL

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 25 Years
Healthy volunteers
Yes

Inclusion criteria

* women between 18-25 yrs of age

Exclusion criteria

* history of high blood pressure, uterine fibroids, diabetes, epilepsy

Design outcomes

Primary

MeasureTime frame
orthostatic tolerance1

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026