Trial Outcomes & Findings for Comparative Evaluation of Contact Lens Centering of DAILIES® AquaComfort Plus® Versus 1-DAY ACUVUE® MOIST® in Japan (NCT NCT02103309)

NCT ID: NCT02103309

Last Updated: 2014-10-29

Results Overview

Lens centration was assessed by the investigator using slit-lamp microscopy and rated on a 5-point scale, where 0=Optimal and 4=Severe decentration. Both eyes contributed to the mean.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

42 participants

Primary outcome timeframe

After 1 week of wear

Results posted on

2014-10-29

Participant Flow

Participants were recruited from 5 study centers located in Japan.

This reporting group includes all enrolled participants.

Participant milestones

Participant milestones
Measure
DACP, Then 1DAM
Nelfilcon A contact lenses worn first, then etafilcon A contact lenses worn second. Each product worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
1DAM, Then DACP
Etafilcon A contact lenses worn first, then nelfilcon A contact lenses worn second. Each product worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
Overall Study
STARTED
20
22
Overall Study
COMPLETED
20
22
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Comparative Evaluation of Contact Lens Centering of DAILIES® AquaComfort Plus® Versus 1-DAY ACUVUE® MOIST® in Japan

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Overall
n=42 Participants
DAILIES® AquaComfort Plus® and 1-Day ACUVUE® MOIST® contact lenses worn in a crossover assignment.
Age, Continuous
22.5 years
STANDARD_DEVIATION 2.4 • n=99 Participants
Sex: Female, Male
Female
20 Participants
n=99 Participants
Sex: Female, Male
Male
22 Participants
n=99 Participants

PRIMARY outcome

Timeframe: After 1 week of wear

Population: This analysis population includes all enrolled participants minus missing data.

Lens centration was assessed by the investigator using slit-lamp microscopy and rated on a 5-point scale, where 0=Optimal and 4=Severe decentration. Both eyes contributed to the mean.

Outcome measures

Outcome measures
Measure
DACP
n=41 Participants
Nelfilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
1DAM
n=39 Participants
Etafilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
Mean Investigator-Rated Lens Centration
0.34 units on a scale
Standard Deviation 0.47
0.73 units on a scale
Standard Deviation 0.83

SECONDARY outcome

Timeframe: After 1 week of wear

Population: This analysis population includes all enrolled participants minus missing data.

Lens fit was assessed by the investigator and rated on a 5-point scale with -2=Unacceptable tight fit, -1=Acceptable tight fit, 0=Optimal, 1=Acceptable loose fit, and 2=Uacceptable loose fit. Both eyes contributed to the mean.

Outcome measures

Outcome measures
Measure
DACP
n=41 Participants
Nelfilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
1DAM
n=39 Participants
Etafilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
Mean Investigator-Rated Lens Fit
0.24 units on a scale
Standard Deviation 0.42
0.28 units on a scale
Standard Deviation 0.50

SECONDARY outcome

Timeframe: After 1 week of wear

Population: This analysis population includes all enrolled participants minus missing data.

The participant rated the handling and overall vision of the contact lenses on a 10-point scale, where 10=Excellent and 1=Poor. Both eyes contributed to the mean.

Outcome measures

Outcome measures
Measure
DACP
n=42 Participants
Nelfilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
1DAM
n=42 Participants
Etafilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
Average Subjective Ratings Score (Lens Handling and Overall Vision)
Ease of insertion
7.8 units on a scale
Standard Deviation 2.0
6.4 units on a scale
Standard Deviation 2.7
Average Subjective Ratings Score (Lens Handling and Overall Vision)
Ease of removal
7.2 units on a scale
Standard Deviation 2.5
8.2 units on a scale
Standard Deviation 1.9
Average Subjective Ratings Score (Lens Handling and Overall Vision)
Overall vision
8.1 units on a scale
Standard Deviation 1.9
7.4 units on a scale
Standard Deviation 2.2

SECONDARY outcome

Timeframe: After 1 week of wear

Population: This analysis population includes all enrolled participants minus missing data.

The participant rated the lens wearing conditions and visual performance of the contact lenses during ball sports on a 10-point scale, where 10=Agree and 1=Disagree. "Overall Vision" was rated with 10=Excellent and 1=Poor. Both eyes contributed to the mean.

Outcome measures

Outcome measures
Measure
DACP
n=42 Participants
Nelfilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
1DAM
n=42 Participants
Etafilcon A contact lenses worn bilaterally (in both eyes) for 1 week in a daily disposable mode.
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
My vision does not become blurry
6.3 units on a scale
Standard Deviation 2.5
6.0 units on a scale
Standard Deviation 2.5
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Sense of discomfort
3.5 units on a scale
Standard Deviation 2.6
3.8 units on a scale
Standard Deviation 2.6
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
A lens comes off my eye
2.4 units on a scale
Standard Deviation 2.2
2.5 units on a scale
Standard Deviation 2.2
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
A lens becomes out of place
3.3 units on a scale
Standard Deviation 2.5
4.0 units on a scale
Standard Deviation 2.9
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Improves my vision/widens my vision
6.3 units on a scale
Standard Deviation 2.4
5.8 units on a scale
Standard Deviation 2.4
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Do not lose a sense of perspective/distance
6.8 units on a scale
Standard Deviation 3.3
6.4 units on a scale
Standard Deviation 2.2
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Does not give me improper vision
7.4 units on a scale
Standard Deviation 2.2
7.1 units on a scale
Standard Deviation 2.3
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Enables me to see clearly at important occasion
6.9 units on a scale
Standard Deviation 2.4
6.5 units on a scale
Standard Deviation 2.2
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Improves my vision when playing sports
6.6 units on a scale
Standard Deviation 2.5
6.3 units on a scale
Standard Deviation 2.0
Average Subjective Ratings Score (Lens Wearing Conditions and Visual Performance During Ball Sports)
Overall vision
7.2 units on a scale
Standard Deviation 2.1
7.1 units on a scale
Standard Deviation 1.9

Adverse Events

DACP

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

1DAM

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Director of Clinical Trials

Alcon Japan, Ltd.

Phone: 1-888-451-3937

Results disclosure agreements

  • Principal investigator is a sponsor employee Sponsor reserves the right of prior review of any publication or presentation of information related to the study.
  • Publication restrictions are in place

Restriction type: OTHER