The objective of this study is to evaluate the performance of the PureVision Contact Lens compared to Acuvue Oasys Contact lens and O2Optix Contact lens when worn on a daily wear basis.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
SINGLE
Enrollment
510
contact lens for daily wear
contact lens for daily wear
contact lens for daily wear
Anderson & Associates
Tampa, Florida, United States
Any Slit Lamp Finding > Grade 2
All dispensed eyes over all follow-up visits. Measured on a scale of 0-4 with 0=no findings and 4=severe findings. Epithelial edema, epithelial microcysts, corneal staining, limbal \& bulbar injection, conjunctival abnormalities, corneal neovascularization and infiltrates were measured.
Time frame: Over all follow-up visits for the 1 month study period
Subjective Responses to Comfort-related Symptoms/Complaints
Subjective ratings of symptoms/complaints using a scale of 0 = Severe Stinging/Burning to 100 = No Stinging/Burning for each eye; 0 represented the least favorable rating and a 100 represented the most favorable rating.
Time frame: Over all follow-up visits for 1 month study period
Uncorrected Distance High Contrast Visual Acuity
logMAR high contrast visual acuity (VA) over all visits.
Time frame: Over all visits for the 1 month study period
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