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Daily Disposable Contact Lens Tear Film Study

This study has been completed.
Sponsor:
Collaborator:
Aston University
Information provided by (Responsible Party):
Alcon Research ( CIBA VISION )
ClinicalTrials.gov Identifier:
NCT01473160
First received: November 14, 2011
Last updated: April 16, 2013
Last verified: January 2013
History of Changes
Results First Received: November 19, 2012  
Study Type: Interventional
Study Design: Allocation: Randomized;   Intervention Model: Single Group Assignment;   Masking: Single Blind (Investigator);   Primary Purpose: Treatment
Condition: Myopia
Interventions: Device: delefilcon A contact lens
Device: narafilcon A contact lens

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
Participants were recruited from one study center in the UK.

Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
No text entered.

Reporting Groups
  Description
Overall Study All enrolled participants

Participant Flow:   Overall Study
    Overall Study  
STARTED     9  
COMPLETED     9  
NOT COMPLETED     0  



  Baseline Characteristics
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Reporting Groups
  Description
Overall Study All enrolled participants

Baseline Measures
    Overall Study  
Number of Participants  
[units: participants]
 		  9  
Age  
[units: years]
Mean ± Standard Deviation 		  31  ± 7  
Gender  
[units: participants]
 		 
Female     4  
Male     5  



  Outcome Measures
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1.  Primary:   Number of Participants With Corrected Visual Acuity of 0.0 or Better   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 1

2.  Primary:   Pre-Lens Noninvasive Tear Break-Up Time   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 2

3.  Primary:   Average Tear Meniscus Height   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 3

4.  Primary:   Average Ocular Surface Temperature   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 4

5.  Secondary:   Subjective Comfort   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 5

6.  Secondary:   Subjective Vision   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 6

7.  Secondary:   Number of Participants With Adequate Lens Fit   [ Time Frame: Up to 16 hours after lens insertion ]
  Show Outcome Measure 7


  Serious Adverse Events
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  Other Adverse Events
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  More Information
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Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There is NOT an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.


Limitations and Caveats
Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
Pilot study. Small number of participants analyzed.  


Results Point of Contact:  
Name/Title: Joachim Nick, Dipl. Ing.
Organization: Alcon Research, Ltd.
phone: +49 6022 240 520
e-mail: joachim.nick@cibavision.com


No publications provided


Responsible Party: Alcon Research ( CIBA VISION )
ClinicalTrials.gov Identifier: NCT01473160     History of Changes
Other Study ID Numbers: P-347-C-014v2
Study First Received: November 14, 2011
Results First Received: November 19, 2012
Last Updated: April 16, 2013
Health Authority: United Kingdom: Research Ethics Committee