Trial Outcomes & Findings for A Lifestyle Investigation With Spectacles and Daily Disposable Contact Lenses in Young Patients (NCT NCT01445652)

NCT ID: NCT01445652

Last Updated: 2013-09-19

Results Overview

Participant responded to an SMS message: "Please rate your happiness (H) and vision (V) with your \[contact lenses/spectacles\]: 1=very poor; 2=poor; 3=neither; 4=good; and 5=very good. eg H2V4. Please send N if in you are not wearing \[contact lenses/spectacles\]."

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

113 participants

Primary outcome timeframe

Month 6

Results posted on

2013-09-19

Participant Flow

Participants were enrolled from one study center in the United Kingdom.

Of the 113 participants enrolled, 3 were exited as screen failures prior to randomization. This reporting group includes all enrolled and randomized participants (110).

Participant milestones

Participant milestones
Measure
Nelfilcon A
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Overall Study
STARTED
57
53
Overall Study
COMPLETED
47
50
Overall Study
NOT COMPLETED
10
3

Reasons for withdrawal

Reasons for withdrawal
Measure
Nelfilcon A
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Overall Study
Not comfortable in lenses
5
0
Overall Study
Failed to attend scheduled visit
2
3
Overall Study
Failed teach session
2
0
Overall Study
Adverse Event
1
0

Baseline Characteristics

A Lifestyle Investigation With Spectacles and Daily Disposable Contact Lenses in Young Patients

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Nelfilcon A
n=57 Participants
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
n=53 Participants
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Total
n=110 Participants
Total of all reporting groups
Age Continuous
16.2 years
STANDARD_DEVIATION 1.8 • n=5 Participants
16.3 years
STANDARD_DEVIATION 2.0 • n=7 Participants
16.2 years
STANDARD_DEVIATION 1.9 • n=5 Participants
Sex: Female, Male
Female
32 Participants
n=5 Participants
31 Participants
n=7 Participants
63 Participants
n=5 Participants
Sex: Female, Male
Male
25 Participants
n=5 Participants
22 Participants
n=7 Participants
47 Participants
n=5 Participants
Region of Enrollment
United Kingdom
57 participants
n=5 Participants
53 participants
n=7 Participants
110 participants
n=5 Participants

PRIMARY outcome

Timeframe: Month 6

Population: This reporting group includes all participants who sent in an SMS response.

Participant responded to an SMS message: "Please rate your happiness (H) and vision (V) with your \[contact lenses/spectacles\]: 1=very poor; 2=poor; 3=neither; 4=good; and 5=very good. eg H2V4. Please send N if in you are not wearing \[contact lenses/spectacles\]."

Outcome measures

Outcome measures
Measure
Nelfilcon A
n=14 Participants
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
n=21 Participants
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Subjective Happiness With Correction Type
4.92 Units on a Scale
Standard Deviation 0.3
4.50 Units on a Scale
Standard Deviation 0.9

PRIMARY outcome

Timeframe: Month 6

Population: This reporting group includes all participants who sent in an SMS response.

Participant responded to an SMS message: "Please rate your happiness (H) and vision (V) with your \[contact lenses/spectacles\]: 1=very poor; 2=poor; 3=neither; 4=good; and 5=very good. eg H2V4. Please send N if in you are not wearing \[contact lenses/spectacles\]."

Outcome measures

Outcome measures
Measure
Nelfilcon A
n=14 Participants
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
n=21 Participants
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Subjective Vision With Correction Type
4.5 Units on a scale
Standard Deviation 0.7
4.5 Units on a scale
Standard Deviation 0.8

Adverse Events

Nelfilcon A

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Spectacles

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

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Nelfilcon A
n=57 participants at risk
Nelfilcon A contact lenses worn in both eyes on a daily disposable basis a minimum of five days per week, eight hours per day, for six months
Spectacles
n=53 participants at risk
Spectacles per current prescription worn a minimum of five days per week, eight hours per day, for six months
Eye disorders
Corneal inflammatory event
7.0%
4/57 • Adverse events were collected for the duration of the study (9 months). An adverse event was defined as any unfavourable or unintended sign or symptom associated with the use of a contact lens, but not necessarily caused by the contact lens.
This reporting group includes all enrolled and randomized participants.
0.00%
0/53 • Adverse events were collected for the duration of the study (9 months). An adverse event was defined as any unfavourable or unintended sign or symptom associated with the use of a contact lens, but not necessarily caused by the contact lens.
This reporting group includes all enrolled and randomized participants.

Additional Information

Jami Kern, PhD

Alcon Research, 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