NCT00409110

Terminated

Ocular Pulse Amplitude And Choroidal Laser Doppler Flowmetry

University Hospital, Basel, Switzerland Source

University Hospital, Basel, Switzerland

ClinicalTrials.gov

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Other study identifiers

Sponsor study identifier

082-KAR-2006-001

Study Type

observational

Actual enrollment (reported)

10

Locations

1 country

Sites

1

Timeline

Study Start

January 2006

Date type not reported

This date has not been verified as actual or estimated.

Primary Completion

August 2011

Actual (reported)

Study Completion

August 2011

Actual (reported)

Brief Summary

This study intends to investigate the relationship between choroidal blood flow and ocular pulse amplitude (OPA).

Registry Overview

Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.

Recruitment status: terminated
Actual enrollment (reported): 10 participants
Study completion date: August 2011
Actual (reported)
Listed locations: 1 countries · 1 sites

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.

Study Start
January 2006
Date type not reported
This date has not been verified as actual or estimated.
First Submitted
December 7, 2006
Actual (reported)
First Posted
December 8, 2006
Actual (reported)
Primary Completion
August 2011
Actual (reported)
Study Completion
August 2011
Actual (reported)

Last Updated: August 9, 2011
Status Verified: August 2011
Last Update Submitted: August 8, 2011

Conditions

Healthy

Keywords

Ocular Pulse AmplitudeDynamic Contour TonometryPulsatility IndexChoroidal Laser Doppler FlowmetryFinometer

Outcome Measures

Primary Outcomes (1)

An association of OPA with the LDF pulsatility index
30 seconds

Secondary Outcomes (2)

An association of OPA with the systemic blood pressure values
30 seconds
An association of OPA with mean intraocular pressure
30 seconds

Eligibility Criteria

Age45 Years - 80 Years

Sexall

Healthy VolunteersYes

Age GroupsAdult (18-64), Older Adult (65+)

Sampling MethodNon-Probability Sample

Study Population

healthy subjects

You may qualify if:

Healthy subjects should present no history of ocular diseases, of current topical medication, or of drug or alcohol abuse. Furthermore, a best corrected visual acuity above 20/25 in both eyes, lack of pathological findings upon a slit-lamp examination and dilated direct fundoscopy, and an IOP \< 21 mmHg in both eyes will be required.

Sponsors & Collaborators

University Hospital, Basel, Switzerland
Otherlead

Study Sites (1)

University Eye Clinic Basel

Basel, Canton of Basel-City, 4031, Switzerland

Study Officials

Selim Orguel, MD
University Eye Clinic Basel
STUDY DIRECTOR

Enrollment

10 participants (actual enrollment reported by the registry).

Study Design

Study Type: observational
Observational Model: CASE ONLY
Time Perspective: PROSPECTIVE
Sponsor Type: OTHER

Study Record Dates

First Submitted

December 7, 2006

First Posted

December 8, 2006

Study Start

January 2006

Date type not reported

This date has not been verified as actual or estimated.

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You may not qualify if:

History of chronic or recurrent severe inflammatory eye disease such as scleritis or uveitis.
History of ocular trauma or intraocular surgery. History of infection or inflammation within the past 3 months.
History and clinical evidence for other retinal disease such as age-related degeneration, or diabetic retinopathy.

Contact the study team to confirm eligibility.

Primary Completion

August 2011

Actual (reported)

Study Completion

August 2011

Actual (reported)

Last Updated

August 9, 2011

Record last verified: 2011-08

Source record

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Source: ClinicalTrials.gov.

JSON downloads include source attribution and retrieval details alongside the unchanged original record or the separately normalized values.

Registry identifier: NCT00409110
Data provider: ClinicalTrials.gov
Source updated: 2011-08-09
Normalization version: ctgov-legacy-1

Open registry record

Source retrieved: 2026-10-25 22:35:45 UTC

Locations

CH(1)

Brief Summary

Registry Overview

Trial Relationships

Related Scientific Literature

Study Timeline

Study Start

First Submitted

First Posted

Primary Completion

Study Completion

Conditions

Keywords

Outcome Measures

Primary Outcomes (1)

Secondary Outcomes (2)

Eligibility Criteria

You may qualify if:

Sponsors & Collaborators

Study Sites (1)

Study Officials

Enrollment

Study Design

Study Record Dates

You may not qualify if:

Source record

Locations