To subjectively evaluate Dailies Total1® contact lenses for astigmatism (DT1fA) performance compared to other common weekly/monthly contact lenses in symptomatic patients.
This study is a single site, prospective, subject-masked, observational study of the subjective performance of DT1fA in symptomatic patients. Subjects will be assessed at a screening visit, and 2 follow-up visits. Clinical evaluations will include measurement of visual acuity, manifest refraction, and patient questionnaires.
Study Type
OBSERVATIONAL
Enrollment
86
DT1fA contact lenses
Scripps Poway Eyecare & Optometry
San Diego, California, United States
Contact Lens Dry Eye Questionnaire (CLDEQ-8) Score
A series of 8 questions that ask participants to rate eye discomfort, eye dryness, and blurry vision on a frequency scale (0 Never, 1 Rarely, 2 Sometimes, 3 Frequently, 4 Constantly) and an intensity scale (0 Never, 1 not intense to 5 Very Intense). Scores on individual questions are added together to determine a total score. Higher values indicate worse outcomes. The minimum score is 1 and the maximum score is 37.
Time frame: Two to four weeks after fit with optimized prescription (Habitual lens) or two weeks after refit (Delefilcon A)
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