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The purpose of this study is to compare the performance of two commercially marketed contact lenses when worn for up to 4 weeks in a daily wear modality.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Lotrafilcon B | Experimental | Lotrafilcon B commercially marketed contact lens randomly assigned to one eye, with balafilcon A commercially marketed contact lens in the fellow eye for contralateral wear. Lenses were worn for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks in a daily wear (DW) modality. |
|
| Balafilcon A | Active Comparator | Balafilcon A commercially marketed contact lens randomly assigned to one eye, with lotrafilcon B commercially marketed contact lens in the fellow eye for contralateral wear. Lenses were worn for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks in a daily wear (DW) modality. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Lotrafilcon B contact lens (AIR OPTIX® AQUA) | Device | Silicone hydrogel, single vision contact lens worn in one eye in a daily wear modality for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks. |
| Measure | Description | Time Frame |
|---|---|---|
| Comfort on Insertion | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort on insertion was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Comfort During the Day | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort during the day was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Comfort at End of Day | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort at end of day was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Overall Comfort | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Overall comfort was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Daytime Vision | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Daytime vision was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Low Light Vision | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Low light vision was graded on a 10-point scale, with 1 being poor and 10 being excellent. |
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Inclusion Criteria:
Exclusion Criteria:
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• One participant was enrolled but not dispensed due to failing inclusion/exclusion criteria. This participant is included in the Actual Enrollment calculation, but not in the Participant Flow or Baseline Characteristics calculations.
Participants were recruited from 5 US study centers.
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| ID | Title | Description |
|---|---|---|
| FG000 | Lotrafilcon B /Balafilcon A | Lotrafilcon B commercially marketed contact lens randomly assigned to one eye, with balafilcon A commercially marketed contact lens in the fellow eye for contralateral wear. Lenses were worn in a daily wear (DW) modality for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks. |
| Title | Milestones | Reasons Not Completed | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Overall Study |
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| ID | Title | Description |
|---|---|---|
| BG000 | Lotrafilcon B /Balafilcon A | Lotrafilcon B commercially marketed contact lens randomly assigned to one eye, with balafilcon A commercially marketed contact lens in the fellow eye for contralateral wear. Lenses were worn in a daily wear (DW) modality for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks. |
| Units | Counts |
|---|---|
| Participants |
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| Title | Description | Population Description | Parameter Type | Dispersion Type | Unit of Measure | Calculate Percentage | Denominator Units Selected | Denominators | Classes |
|---|---|---|---|---|---|---|---|---|---|
| Age Continuous | Mean |
| Type | Title | Description | Population Description | Reporting Status | Anticipated Posting Date | Parameter Type | Dispersion Type | Unit of Measure | Calculate Percentage | Time Frame | Units Analyzed | Denominator Units Selected | Arm/Group Information | Denominators | Classes | Analyses | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Primary | Comfort on Insertion | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort on insertion was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Analysis conducted per protocol, with exclusions due to reasons such as, major protocol deviations as determined by masked review; discontinuations; and/or missing responses. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
Adverse events were collected for the duration of the trial: 09 FEB 2011 to 07 APR 2011.
This reporting group includes all enrolled and dispensed participants.
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| ID | Title | Description | Deaths (Affected) | Deaths (At Risk) | Serious Events (Affected) | Serious Events (At Risk) | Other Events (Affected) | Other Events (At Risk) |
|---|---|---|---|---|---|---|---|---|
| EG000 | Lotrafilcon B | Lotrafilcon B commercially marketed contact lens randomly assigned to one eye and worn for up to 4 weeks in a daily wear DW) modality. |
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| Title | Organization | Phone | Extension | |
|---|---|---|---|---|
| Director of Clinical Trials | Alcon Research | 1-800-241-7629 |
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| ID | Term |
|---|---|
| D009216 | Myopia |
| ID | Term |
|---|---|
| D012030 | Refractive Errors |
| D005128 | Eye Diseases |
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| Balafilcon A contact lens (PureVision® 2) | Device | Silicone hydrogel, single vision contact lens worn in one eye in a daily wear modality for approximately 5 days or more per week, at least 10 hours per day, for up to 4 weeks. |
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| Contact lens solution (Clear Care®) | Device | Hydrogen peroxide-based system used for cleaning, disinfection and overnight storage of the study contact lenses. |
|
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| 4 weeks |
| Handling on Insertion | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Handling on insertion was graded on a 10-point scale, with 1 being difficult and 10 being easy. | 4 weeks |
| Handling at Removal | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Handling at removal was graded on a 10-point scale, with 1 being difficult and 10 being easy. | 4 weeks |
| Delivers a Healthy, Natural Feeling | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Delivers a healthy, natural feeling was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Lens Awareness | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Lens awareness was graded on a 10-point scale, with 1 being very aware and 10 being not aware. | 4 weeks |
| Overall Satisfaction | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Overall satisfaction was graded on a 10-point scale, with 1 being poor and 10 being excellent. | 4 weeks |
| Purchase Intent | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. The participant was asked, "How likely would you be to purchase these lenses?" Purchase intent was graded on a 5-point Likert scale: Definitely would purchase, probably would purchase, may or may not purchase, probably would not purchase, definitely would not purchase. The Top-2-box response (definitely would purchase, probably would purchase) was calculated and reported as a percentage of all responses. | 4 weeks |
| years |
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| Sex: Female, Male | Count of Participants | Participants |
|
Balafilcon A commercially marketed contact lens randomly assigned to one eye and worn for up to 4 weeks in a daily wear (DW) modality.
|
|
| Primary | Comfort During the Day | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort during the day was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
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|
|
| Primary | Comfort at End of Day | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Comfort at end of day was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
|
|
| Primary | Overall Comfort | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Overall comfort was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
|
|
| Primary | Daytime Vision | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Daytime vision was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
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|
|
| Primary | Low Light Vision | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Low light vision was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
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| Primary | Handling on Insertion | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Handling on insertion was graded on a 10-point scale, with 1 being difficult and 10 being easy. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
|
|
| Primary | Handling at Removal | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Handling at removal was graded on a 10-point scale, with 1 being difficult and 10 being easy. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
|
|
| Primary | Delivers a Healthy, Natural Feeling | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Delivers a healthy, natural feeling was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
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| Primary | Lens Awareness | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Lens awareness was graded on a 10-point scale, with 1 being very aware and 10 being not aware. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
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| Primary | Overall Satisfaction | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. Overall satisfaction was graded on a 10-point scale, with 1 being poor and 10 being excellent. | Posted | Mean | Standard Deviation | Units on a Scale | 4 weeks |
|
|
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| Primary | Purchase Intent | As interpreted and recorded by the participant on a questionnaire as a single, retrospective evaluation of 4 weeks of wear. The participant was asked, "How likely would you be to purchase these lenses?" Purchase intent was graded on a 5-point Likert scale: Definitely would purchase, probably would purchase, may or may not purchase, probably would not purchase, definitely would not purchase. The Top-2-box response (definitely would purchase, probably would purchase) was calculated and reported as a percentage of all responses. | Posted | Number | Percent likely to purchase | 4 weeks |
|
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|
| 0 |
| 74 |
| 0 |
| 74 |
| EG001 | Balafilcon A | Balafilcon A commercially marketed contact lens randomly assigned to one eye and worn for up to 4 weeks in a daily wear (DW) modality. | 0 | 74 | 0 | 74 |
For a period of 10 years, the clinical investigator must hold all trial-related information and documents confidential and must agree to obtain sponsor's written consent before discussing, presenting, publicizing, or otherwise disclosing any preclinical and/or clinical data or impressions from this trial.