Trial Outcomes & Findings for Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear (NCT NCT03722784)

NCT ID: NCT03722784

Last Updated: 2020-10-01

Results Overview

Epithelial edema on slit lamp grading scale 0 - 4 (0- No microcysts; normal transparency, 1 Trace - 1 to 20 microcysts; barely discernible local epithelial haziness, 2 Mild - 21 to 50 microcysts; faint but definite localized or generalized haziness, 3 Moderate - 51 to 100 microcysts; significant localized or generalized haziness, 4 Severe - \>100 microcysts; definite widespread epithelial cloudiness giving a dull glass appearance to the cornea, or numerous coalescing bullae)

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

88 participants

Primary outcome timeframe

Baseline

Results posted on

2020-10-01

Participant Flow

Unit of analysis: Eyes

Participant milestones

Participant milestones
Measure
Invigor A (Test)
Subjects will be randomized in a ratio of two to one (2:1) Test to Control, to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
Subjects will be randomized in a ratio of two to one (2:1) Test to Control, to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Overall Study
STARTED
58 116
30 60
Overall Study
COMPLETED
56 112
28 56
Overall Study
NOT COMPLETED
2 4
2 4

Reasons for withdrawal

Reasons for withdrawal
Measure
Invigor A (Test)
Subjects will be randomized in a ratio of two to one (2:1) Test to Control, to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
Subjects will be randomized in a ratio of two to one (2:1) Test to Control, to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Overall Study
Withdrawal by Subject
1
0
Overall Study
Physician Decision
1
1
Overall Study
Protocol Violation
0
1

Baseline Characteristics

Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Invigor A (Test)
n=58 Participants
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) and Invigor B (control) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=30 Participants
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) and Invigor B (control) for one month of daily wear during the study. Invigor B (Control): silicone hydrogel lens
Total
n=88 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=39 Participants
0 Participants
n=41 Participants
0 Participants
n=35 Participants
Age, Categorical
Between 18 and 65 years
58 Participants
n=39 Participants
30 Participants
n=41 Participants
88 Participants
n=35 Participants
Age, Categorical
>=65 years
0 Participants
n=39 Participants
0 Participants
n=41 Participants
0 Participants
n=35 Participants
Age, Continuous
33.19 years
STANDARD_DEVIATION 8.080 • n=39 Participants
33.73 years
STANDARD_DEVIATION 8.497 • n=41 Participants
33.38 years
STANDARD_DEVIATION 8.179 • n=35 Participants
Sex: Female, Male
Female
39 Participants
n=39 Participants
17 Participants
n=41 Participants
56 Participants
n=35 Participants
Sex: Female, Male
Male
19 Participants
n=39 Participants
13 Participants
n=41 Participants
32 Participants
n=35 Participants
Race/Ethnicity, Customized
Black
2 participants
n=39 Participants
2 participants
n=41 Participants
4 participants
n=35 Participants
Race/Ethnicity, Customized
Chinese
1 participants
n=39 Participants
0 participants
n=41 Participants
1 participants
n=35 Participants
Race/Ethnicity, Customized
Hispanic/Latino
4 participants
n=39 Participants
0 participants
n=41 Participants
4 participants
n=35 Participants
Race/Ethnicity, Customized
Japanese
5 participants
n=39 Participants
3 participants
n=41 Participants
8 participants
n=35 Participants
Race/Ethnicity, Customized
White
43 participants
n=39 Participants
23 participants
n=41 Participants
66 participants
n=35 Participants
Race/Ethnicity, Customized
Other
0 participants
n=39 Participants
2 participants
n=41 Participants
2 participants
n=35 Participants
Race/Ethnicity, Customized
Chinese/Japanese
1 participants
n=39 Participants
0 participants
n=41 Participants
1 participants
n=35 Participants
Race/Ethnicity, Customized
Japanese/Other
2 participants
n=39 Participants
0 participants
n=41 Participants
2 participants
n=35 Participants
Region of Enrollment
United States
58 participants
n=39 Participants
30 participants
n=41 Participants
88 participants
n=35 Participants

PRIMARY outcome

Timeframe: Baseline

Epithelial edema on slit lamp grading scale 0 - 4 (0- No microcysts; normal transparency, 1 Trace - 1 to 20 microcysts; barely discernible local epithelial haziness, 2 Mild - 21 to 50 microcysts; faint but definite localized or generalized haziness, 3 Moderate - 51 to 100 microcysts; significant localized or generalized haziness, 4 Severe - \>100 microcysts; definite widespread epithelial cloudiness giving a dull glass appearance to the cornea, or numerous coalescing bullae)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 0
112 Eyes
56 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 1
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Epithelial edema on slit lamp grading scale 0 - 4 (0- No microcysts; normal transparency, 1 Trace - 1 to 20 microcysts; barely discernible local epithelial haziness, 2 Mild - 21 to 50 microcysts; faint but definite localized or generalized haziness, 3 Moderate - 51 to 100 microcysts; significant localized or generalized haziness, 4 Severe - \>100 microcysts; definite widespread epithelial cloudiness giving a dull glass appearance to the cornea, or numerous coalescing bullae)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 0
110 Eyes
54 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 1
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Epithelial Edema - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline

Stromal edema on slit lamp grading scale 0-4 (0 None - No edema, 1 Trace - Just detectable clouding, 2 Mild - faint corneal striae, 3 Moderate - Pronounced corneal striae, 4 severe - folds in Descemet's membrane and ≥4 pronounced striae

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 0
112 Eyes
56 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 1
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Stromal edema on slit lamp grading scale 0-4 (0 None - No edema, 1 Trace - Just detectable clouding, 2 Mild - faint corneal striae, 3 Moderate - Pronounced corneal striae, 4 severe - folds in Descemet's membrane and ≥4 pronounced striae

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 0
110 Eyes
54 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 1
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Stromal Edema - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline

Corneal Vascularization on slit lamp grading scale 0-4 (0 None: No vessel penetration, 1 Trace: \<1.00 mm vessel penetration, 2 Mild: \>1.00 mm to \<1.50 mm vessel penetration, 3 Moderate: \>1.50 mm to \<2.00 mm vessel penetration, 4 Severe: Vessel penetration \>2.00 mm) Depth: a. - Epithelial b. - Anterior Stromal c. - Mid/Posterior Stromal Location: N - Nasal T - Temporal I - Inferior S - Superior

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 0
98 Eyes
56 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 1
14 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Corneal Vascularization on slit lamp grading scale 0-4 (0 None: No vessel penetration, 1 Trace: \<1.00 mm vessel penetration, 2 Mild: \>1.00 mm to \<1.50 mm vessel penetration, 3 Moderate: \>1.50 mm to \<2.00 mm vessel penetration, 4 Severe: Vessel penetration \>2.00 mm) Depth: a. - Epithelial b. - Anterior Stromal c. - Mid/Posterior Stromal Location: N - Nasal T - Temporal I - Inferior S - Superior

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 0
98 Eyes
54 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 1
12 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Corneal Vascularization - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline

Corneal Staining with fluorescent on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Staining - Slit Lamp Findings
Present
10 Eyes
7 Eyes
Number of Eyes With Corneal Staining - Slit Lamp Findings
Absent
102 Eyes
49 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Corneal Staining with fluorescent on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Staining - Slit Lamp Findings
Present
20 Eyes
9 Eyes
Number of Eyes With Corneal Staining - Slit Lamp Findings
Absent
90 Eyes
45 Eyes

PRIMARY outcome

Timeframe: Baseline

Corneal Infiltrates on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Infiltrates - Slit Lamp Findings
Present
0 Eyes
0 Eyes
Number of Eyes With Corneal Infiltrates - Slit Lamp Findings
Absent
112 Eyes
56 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Number of Eyes With Corneal Infiltrates on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Corneal Infiltrates - Slit Lamp Findings
Present
0 Eyes
0 Eyes
Number of Eyes With Corneal Infiltrates - Slit Lamp Findings
Absent
110 Eyes
54 Eyes

PRIMARY outcome

Timeframe: Baseline

Limbal Hyperemia on slit lamp grading scale 0-4 (0 None: No hyperemia, 1 Trace: Slight limbal hyperemia (mild segmented), 2 Mild: Mild limbal hyperemia (mild circumcorneal), 3 Moderate: Significant limbal hyperemia (marked segmented), 4 Severe: Severe limbal hyperemia (marked circumcorneal).

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 0
112 Eyes
54 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 1
0 Eyes
2 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Limbal Hyperemia on slit lamp grading scale 0-4 (0 None: No hyperemia, 1 Trace: Slight limbal hyperemia (mild segmented), 2 Mild: Mild limbal hyperemia (mild circumcorneal), 3 Moderate: Significant limbal hyperemia (marked segmented), 4 Severe: Severe limbal hyperemia (marked circumcorneal).

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 0
110 Eyes
52 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 1
0 Eyes
2 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Limbal Hyperemia - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline

Bulbar Hyperemia on slit lamp grading scale 0-4 (0 None: No hyperemia, 1 Trace: Slight regional hyperemia, 2 Mild: Diffuse hyperemia, 3 Moderate: Marked regional or diffuse hyperemia, 4 Severe: Diffuse episcleral or scleral hyperemia)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 0
88 Eyes
50 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 1
24 Eyes
6 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Bulbar Hyperemia on slit lamp grading scale 0-4 (0 None: No hyperemia, 1 Trace: Slight regional hyperemia, 2 Mild: Diffuse hyperemia, 3 Moderate: Marked regional or diffuse hyperemia, 4 Severe: Diffuse episcleral or scleral hyperemia)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 0
90 Eyes
46 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 1
20 Eyes
8 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Bulbar Hyperemia - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline

Number of Eyes With Palpebral Conjunctival Observations on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Palpebral Conjunctival Observations - Slit Lamp Findings
Present
36 Eyes
20 Eyes
Number of Eyes With Palpebral Conjunctival Observations - Slit Lamp Findings
Absent
76 Eyes
36 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Palpebral Conjunctival Observations on slit lamp findings - Present / Absent

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Palpebral Conjunctiva - Slit Lamp Findings
Present
42 Eyes
12 Eyes
Number of Eyes With Palpebral Conjunctiva - Slit Lamp Findings
Absent
68 Eyes
42 Eyes

PRIMARY outcome

Timeframe: Baseline

Clinical entities such as conjunctival infection, epidemic keratoconjunctivitis, corneal ulcers, iritis, lens adhesions and recurrent erosion on Slit lamp grading scale of 0-4 (0 None 1 Trace, 2 Mild, 3 Moderate, 4 Severe)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=112 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=56 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 0
112 Eyes
56 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Garde 1
0 Eyes
0 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Clinical entities such as conjunctival infection, epidemic keratoconjunctivitis, corneal ulcers, iritis, lens adhesions and recurrent erosion on Slit lamp grading scale of 0-4 (0 None 1 Trace, 2 Mild, 3 Moderate, 4 Severe)

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 0
106 Eyes
52 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Garde 1
4 Eyes
2 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 2
0 Eyes
0 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 3
0 Eyes
0 Eyes
Number of Eyes With Other Findings - Conjunctival Infection, Epidemic Keratoconjunctivitis, Corneal Ulcers, Iritis, Lens Adhesions and Recurrent Erosion - Slit Lamp Findings
Grade 4
0 Eyes
0 Eyes

SECONDARY outcome

Timeframe: One Month

Population: Two eyes data was not collected for both test and control lens at the one month visit due to lens discomfort.

Number of Eyes With Visual Acuity was assessed using Snellen VA Chart for an effective visual distance of 20 feet

Outcome measures

Outcome measures
Measure
Invigor A (Test)
n=110 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor A (test) for one month of daily wear during the study. Invigor A (test): silicone hydrogel lens
Invigor B (Control)
n=54 Eyes
Subjects will be randomized in a ratio of two to one (2:1) Test to Control to wear Invigor B (Control) for one month of daily wear during the study. Invigor B (control): silicone hydrogel lens
Number of Eyes With Visual Acuity for an Effective Visual Distance of 20 Feet
20/20
92 Eyes
45 Eyes
Number of Eyes With Visual Acuity for an Effective Visual Distance of 20 Feet
20/15
7 Eyes
4 Eyes
Number of Eyes With Visual Acuity for an Effective Visual Distance of 20 Feet
20/25
11 Eyes
5 Eyes

Adverse Events

Invigor A (Test)

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

Invigor B (Control)

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

Martine Robie

CooperVision, Inc.

Phone: 9256604477

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place