Contact lens comfort with daily disposable contact lens

Not Applicable

• Conditions: Daily disposable contact lens discomfort; Eye - Diseases / disorders of the eye

• Registration Number: ACTRN12622001543774
• Lead Sponsor: niversity of New South Wales

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2022-12-13
• Last Update Posted: 9 January 2023

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: All
• Target Recruitment: 42

Inclusion Criteria

Between 18-40 years old
Able to read and comprehend English and give informed consent as demonstrated by signing a record of informed consent.
Habitual contact lens wear and neophytes
Refractive correction of -0.50 to -15.50, -0.25 to -1.75 and +0.50 to +1.75 diopters for myopia, astigmatism, and hyperopia
Willing to wear the study contact lenses a minimum of 6 hours per day at least 5 days per week for the duration of the study
Have health and ocular health findings which would not prevent the participant from safely wearing contact lenses
Willing to not use any rewetting eye drops for the duration of the study.
Willing to refrain from swimming, showering and/or sleeping while wearing the contact lenses for the duration of the study

Exclusion Criteria

Exclusion criteria
•Any active corneal infection, allergies
Acute or sub-acute inflammation of the anterior chamber,
Pregnancy (or planning pregnancy), lactating/breast feeding, and any systemic disease or medication use that may affect the eye such as diabetes and use of antihistamines,
People who have undergone refractive surgery
People with neurological disorders such as epilepsy

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The primary outcome is to compare the comfort of three different contact lenses when worn on a daily disposable (i.e. new lens worn every day) basis.<br>The contact lens dry eye questionnaire-8 (CLDEQ-8) will be used to assess the comfort of lenses during wear[The CLDEQ-8 questionnaire will be administered at baseline, 4 days, 32 days (primary timepoint), 60 days, and 88 days after using daily disposable contact lenses.]

Secondary Outcome Measures

Name	Time	Method
The Pittsburgh sleep quality assessment (PSQI) will be used to assess sleep disturbance[The secondary outcome will be measured at baseline, 4 days, 32 days (secondary timepoint), 60 days, and 88 days after using daily disposable contact lenses.];An optical coherence tomography instrument will be used to determine corneal thickness[The secondary outcome [2] will be evaluated baseline, 4 days, 32 days (secondary timepoint [2]), 60 days, and 88 days after using daily disposable contact lenses.]