Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT01561560 · ClinicalTrials.gov registry record · NA
Clinical Evaluation of Two Daily Disposable Silicone Hydrogel Contact Lenses
A NA study, sponsored by Alcon Research.
- Completed
- Registry status
- NA
- Development phase
- 123
- Enrollment target
NCT01561560: Completed NA study, sponsored by Alcon Research.
NCT01561560 is a NA study that has completed, run by Alcon Research. The registered enrollment target is 123 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (91% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01561560, a NA study, has completed, sponsored by Alcon Research.
- COMPLETED
- Registry status
- NA
- Development phase
- 123 participants
- Enrollment target
Study Summary
The purpose of this crossover study was to evaluate the end-of-day comfort of two commercially available, daily disposable, silicone hydrogel contact lenses.
Primary Outcome
End-of-day comfort was interpreted and reported by the participant on a questionnaire as a single, retrospective measurement of two weeks of wear. Participants were asked, "Please rate the study lenses you have been wearing the in the following area: End-of-day comfort" and recorded their response on a continuous 1-10 Likert scale (1=poor and 10=excellent).
Interventions
- DEVICE Delefilcon A contact lenses
- DEVICE Narafilcon A contact lenses
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 123 participants |
| Start Date | 2012-05 |
| Est. Completion | 2012-08 |
| Phase | NA |
What the finished NCT01561560 record still lists
NCT01561560 is an interventional study that assigns participants to a tested intervention. The registered 123 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (91% lower).
The record links to 0 conditions, and to 2 interventions - of which Delefilcon A contact lenses is the first listed.
NCT01561560 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01561560 about?
NCT01561560 is a clinical study titled "Clinical Evaluation of Two Daily Disposable Silicone Hydrogel Contact Lenses". The purpose of this crossover study was to evaluate the end-of-day comfort of two commercially available, daily disposable, silicone hydrogel contact lenses.
What is the current status of trial NCT01561560?
This trial is currently completed. It is a NA study. The enrollment target is 123 participants. The study started on 2012-05. Estimated completion is 2012-08.
What interventions are being tested in trial NCT01561560?
The interventions under investigation include: Delefilcon A contact lenses (DEVICE), Narafilcon A contact lenses (DEVICE).
Who is sponsoring clinical trial NCT01561560?
This trial is sponsored by Alcon Research, which has 275 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01561560's enrollment target sits among peer trials
123 762nd of 2000 higher than 1,239 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT05285891 · 123 participants · Phase 4
Ocrelizumab Discontinuation in Relapsing Multiple Sclerosis
- NCT05334368 · 123 participants · Phase 3
Depemokimab in Participants With Hypereosinophilic Syndrome, Efficacy, and Safety Trial
- NCT06088355 · 123 participants · NA
Moderate Versus High Volume Light-Moderate Intensity Exercise for People With Moderate Parkinson's Disease
- NCT06111131 · 123 participants · NA
Ancora-SB Overtube Complete Positioning and Optical Visualization During Endoscopic Procedures
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia