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NCT00818532 Clinical Trial

Corneal Astigmatism Measurement Study

Astigmatism Clinical Trial

Clinical Trial Details — Status: Completed

Administrative data
NCT number NCT00818532
Other study ID # P-08-04
Secondary ID
Status Completed
Phase N/A
First received January 6, 2009
Last updated April 6, 2012
Start date December 2008
Est. completion date April 2009

Study information
Verified date July 2009
Source Alcon Research
Contact n/a
Is FDA regulated No
Health authority United States: Institutional Review Board
Study type Observational

Clinical Trial Summary

To assess which commercially available measurement device is most accurate in measuring low (< 1.0 D) degrees of corneal astigmatism.

Recruitment information / eligibility
Status Completed
Enrollment 50
Est. completion date April 2009
Est. primary completion date April 2009
Accepts healthy volunteers Accepts Healthy Volunteers
Gender Both
Age group 50 Years and older
Eligibility Inclusion Criteria:

- 50 years of age and older

- Proof of eye exam within the last 3 months

- Corneal astigmatism of <1.0 diopter

Exclusion Criteria:

- Prior history of refractive or corneal surgery

- Corneal trauma/disease

- Intraocular surgery

Study Design

Time Perspective: Prospective

Related Conditions & MeSH terms

Locations
Country Name City State
United States Alcon Call Center for Trial Locations Fort Worth Texas

Sponsors (1)
Lead Sponsor Collaborator
Alcon Research

Country where clinical trial is conducted

United States, 

Outcome
Type Measure Description Time frame Safety issue
Primary Measurement of corneal power Day 1 No
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