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Assessment of Visual Performance in Patients With Low Levels of Astigmatism

NCT ID: NCT00842231

Last Updated: 2010-09-28

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

40 participants

Study Classification

OBSERVATIONAL

Study Start Date

2009-01-31

Brief Summary

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To assess visual performance in patients with low levels (0.5-0.75 Diopters) of corneal astigmatism.

Detailed Description

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Conditions

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Cataract Extraction Corneal Astigmatism

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Visual performance measures

Collection of visual performance measures in subjects with low levels of astigmatism.

Visual performance measures

Intervention Type OTHER

Collection of visual performance measures in subjects with low levels of astigmatism.

Interventions

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Visual performance measures

Collection of visual performance measures in subjects with low levels of astigmatism.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* 50-75 years of age
* Proof of eye exam within the last 12 months
* Operated for uncomplicated, age-related cataracts \>3 months
* Corneal astigmatism of 0.5-0.75 diopter

Exclusion Criteria

* Previous ocular or refractive surgery/trauma
* Clinically severe corneal dystrophy
* Amblyopia
* Degenerative visual disorders
Minimum Eligible Age

50 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Alcon Research

INDUSTRY

Sponsor Role lead

Responsible Party

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Alcon Research Ltd

Locations

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Contact Alcon Call Center For Trial Locations

Fort Worth, Texas, United States

Site Status

Countries

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United States

Other Identifiers

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P-08-06

Identifier Type: -

Identifier Source: org_study_id