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N/A N=25 Randomized Single-blind Supportive Care

Lens Wear Schedules and End-of-Day Comfort

Myopia

Enrolled (actual)
25
Serious AEs
0.0%
Results posted
Apr 2013
Primary outcome: Primary: Mean End-of-Day Comfort — 48.9; 56.0; 51.4; 53.7 Units on a scale

Study Design & Population

Study type
Interventional
Phase
N/A
Interventions
Lotrafilcon B (Device); Senofilcon A (Device)
Age
Pediatric, Adult, Older Adult · 17+ yrs
Sex
All
Sponsor
CIBA VISION
Primary completion
Mar 2012

Outcome Measures

OutcomeResultp-value
PRIMARY
Mean End-of-Day Comfort
48.9; 56.0; 51.4; 53.7; 56.0; 58.8
SECONDARY
Mean Non-Invasive Tear Film Break-Up Time (NITBUT)
4.6; 4.3; 5.3; 4.7; 4.4; 4.4

Summary

The purpose of this study was to assess the impact of lens-free (recovery) intervals of varying lengths on end-of-day comfort and tear film changes with daily contact lens wear.

Eligibility Criteria

Inclusion Criteria

  • Is at least 17 years of age and has full legal capacity to volunteer.
  • Is willing and able to follow instructions and maintain the appointment schedule.
  • Has had an ocular examination in the last two years.
  • Is an adapted soft contact lens wearer.
  • Experiences a decrease in ocular comfort through a lens-wearing day.
  • Has a current pair of spectacles.
  • Has a distance contact lens prescription of +6.00 diopters to -10.00 diopters and an acceptable fit with the study lenses.
  • Has astigmatism less than or equal to -1.00 DC.
  • Achieves visual acuity of 6/9 or better with the study lenses and with habitual spectacles.
  • Other protocol-defined inclusion criteria may apply.

Exclusion Criteria

  • Has any ocular disease.
  • Has a systemic condition that may affect a study outcome variable.
  • Is using any systemic or topical medications that may affect ocular health.
  • Has known sensitivity to the diagnostic pharmaceuticals to be used in the study.
  • Other protocol-defined exclusion criteria may apply.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01433549). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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