Trial Outcomes & Findings for Evaluation of Investigational (Frequent Replacement) FRP Lens for Daily Wear (NCT NCT02362724)

NCT ID: NCT02362724

Last Updated: 2020-10-14

Results Overview

Slit Lamp Findings for Epithelial Edema on a grade of 0-4 (0 NONE: 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

89 participants

Primary outcome timeframe

Baseline (After lens dispensing)

Results posted on

2020-10-14

Participant Flow

Participant milestones

Participant milestones
Measure
Sapphire
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Overall Study
STARTED
59
30
Overall Study
COMPLETED
53
29
Overall Study
NOT COMPLETED
6
1

Reasons for withdrawal

Reasons for withdrawal
Measure
Sapphire
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Overall Study
Withdrawal by Subject
3
1
Overall Study
Adverse Event
3
0

Baseline Characteristics

Evaluation of Investigational (Frequent Replacement) FRP Lens for Daily Wear

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Sapphire
n=59 Participants
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=30 Participants
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Total
n=89 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
59 Participants
n=5 Participants
30 Participants
n=7 Participants
89 Participants
n=5 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Age, Continuous
32.8 years
STANDARD_DEVIATION 8.820 • n=5 Participants
33.3 years
STANDARD_DEVIATION 8.890 • n=7 Participants
32.9 years
STANDARD_DEVIATION 8.800 • n=5 Participants
Sex: Female, Male
Female
40 Participants
n=5 Participants
18 Participants
n=7 Participants
58 Participants
n=5 Participants
Sex: Female, Male
Male
19 Participants
n=5 Participants
12 Participants
n=7 Participants
31 Participants
n=5 Participants
Race/Ethnicity, Customized
Asian
1 participants
n=5 Participants
0 participants
n=7 Participants
1 participants
n=5 Participants
Race/Ethnicity, Customized
White
47 participants
n=5 Participants
23 participants
n=7 Participants
70 participants
n=5 Participants
Race/Ethnicity, Customized
Japanese
9 participants
n=5 Participants
5 participants
n=7 Participants
14 participants
n=5 Participants
Race/Ethnicity, Customized
Black
1 participants
n=5 Participants
1 participants
n=7 Participants
2 participants
n=5 Participants
Race/Ethnicity, Customized
Hispanic
1 participants
n=5 Participants
1 participants
n=7 Participants
2 participants
n=5 Participants
Race/Ethnicity, Customized
Other
1 participants
n=5 Participants
0 participants
n=7 Participants
1 participants
n=5 Participants
Region of Enrollment
United States
59 participants
n=5 Participants
30 participants
n=7 Participants
89 participants
n=5 Participants

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Epithelial Edema on a grade of 0-4 (0 NONE: 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
Sapphire
n=53 Participants
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=29 Participants
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Epithelial Edema
Grade 0
106 Eyes
58 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 1
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 Month

Population: Data for two test eyes and two control eyes were not collected.

Slit Lamp Findings for Epithelial Edema on a grade of 0-4 (0 NONE: 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
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Epithelial Edema
Grade 0
104 Eyes
56 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 1
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Epithelial Edema
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Stromal Edema on a grade of 0-4 (0 NONE: No edema, 1 TRACE: Just detectable clouding, 2 MILD: Faint corneal striae (2 or fewer), 3 MODERATE: Pronounced corneal striae (3), 4 SEVERE: Folds in Descemet's membrane and \>4 pronounced striae)

Outcome measures

Outcome measures
Measure
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=58 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Stromal Edema
Grade 0
106 Eyes
58 Eyes
Slit Lamp Findings for Stromal Edema
Grade 1
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected

Slit Lamp Findings for Stromal Edema on a grade of 0-4 (0 NONE: No edema, 1 TRACE: Just detectable clouding, 2 MILD: Faint corneal striae (2 or fewer), 3 MODERATE: Pronounced corneal striae (3), 4 SEVERE: Folds in Descemet's membrane and \>4 pronounced striae)

Outcome measures

Outcome measures
Measure
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Stromal Edema
Grade 0
104 Eyes
56 Eyes
Slit Lamp Findings for Stromal Edema
Grade 1
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Stromal Edema
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Corneal Infiltrates - Present, Absent

Outcome measures

Outcome measures
Measure
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=58 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Corneal Infiltrates
Present
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Infiltrates
Absent
106 Eyes
58 Eyes

PRIMARY outcome

Timeframe: 1 Month

Population: Data for two test lens and two control lens were not collected

Slit Lamp Findings for Corneal Infiltrates - Present, Absent

Outcome measures

Outcome measures
Measure
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Corneal Infiltrates
Present
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Infiltrates
Absent
104 Eyes
56 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Corneal Vascularization on a grade 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)

Outcome measures

Outcome measures
Measure
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=58 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Corneal Vascularization
Grade 0
103 Eyes
52 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 1
3 Eyes
6 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected

Slit Lamp Findings for Corneal Vascularization on a grade 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)

Outcome measures

Outcome measures
Measure
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Corneal Vascularization
Grade 0
101 Eyes
52 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 1
3 Eyes
4 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Corneal Vascularization
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Limbal Hyperemia on a grade 0-4 (0 NONE: No hyperemia present, 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
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=58 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Limbal Hyperemia
Grade 0
77 Eyes
48 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 1
29 Eyes
10 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected.

Slit Lamp Findings for Limbal Hyperemia on a grade 0-4 (0 NONE: No hyperemia present, 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
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Limbal Hyperemia
Grade 0
76 Eyes
44 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 1
28 Eyes
12 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Limbal Hyperemia
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Bulbar Hyperemia on a grade 0-4 (0 NONE: No hyperemia present, 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
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=29 Participants
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Bulbar Hyperemia
Grade 0
64 Eyes
41 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 1
42 Eyes
17 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected.

Slit Lamp Findings for Bulbar Hyperemia on a grade 0-4 (0 NONE: No hyperemia present, 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
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Bulbar Hyperemia
Grade 0
70 Eyes
42 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 1
33 Eyes
14 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 2
1 Eyes
0 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Bulbar Hyperemia
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Palpebral Conjunctiva - Present, Absent

Outcome measures

Outcome measures
Measure
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=58 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Palpebral Conjunctiva
Present
34 Eyes
19 Eyes
Slit Lamp Findings for Palpebral Conjunctiva
Absent
72 Eyes
39 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected

Slit Lamp Findings for Palpebral Conjunctiva - Present, Absent

Outcome measures

Outcome measures
Measure
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Palpebral Conjunctiva
Present
47 Eyes
20 Eyes
Slit Lamp Findings for Palpebral Conjunctiva
Absent
57 Eyes
36 Eyes

PRIMARY outcome

Timeframe: Baseline (After lens dispensing)

Slit Lamp Findings for Other findings (conjunctival infection, corneal ulcers, iritis, lens adhesions and recurrent erosion) on a grade 0-4 (0 NONE, 1 TRACE, 2 MILD, 3 MODERATE, 4 SEVERE)

Outcome measures

Outcome measures
Measure
Sapphire
n=106 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Other Findings
Grade 0
104 Eyes
54 Eyes
Slit Lamp Findings for Other Findings
Grade 1
2 Eyes
4 Eyes
Slit Lamp Findings for Other Findings
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Other Findings
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Other Findings
Grade 4
0 Eyes
0 Eyes

PRIMARY outcome

Timeframe: 1 month

Population: Data for two test eyes and two control eyes were not collected

Slit Lamp Findings for Other findings (conjunctival infection, corneal ulcers, iritis, lens adhesions and recurrent erosion) on a grade 0-4 (0 NONE, 1 TRACE, 2 MILD, 3 MODERATE, 4 SEVERE)

Outcome measures

Outcome measures
Measure
Sapphire
n=104 Eyes
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=56 Eyes
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Slit Lamp Findings for Other Findings
Grade 0
101 Eyes
54 Eyes
Slit Lamp Findings for Other Findings
Grade 1
3 Eyes
2 Eyes
Slit Lamp Findings for Other Findings
Grade 2
0 Eyes
0 Eyes
Slit Lamp Findings for Other Findings
Grade 3
0 Eyes
0 Eyes
Slit Lamp Findings for Other Findings
Grade 4
0 Eyes
0 Eyes

Adverse Events

Sapphire

Serious events: 0 serious events
Other events: 7 other events
Deaths: 0 deaths

Pearl

Serious events: 0 serious events
Other events: 2 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Sapphire
n=59 participants at risk
Subjects were randomized in a 2:1(Test: Control) ratio to the experimental contact lens over the study duration Sapphire: silicone hydrogel contact lens
Pearl
n=30 participants at risk
Subjects were randomized in a 2: 1 ratio (Test: Control) to the active comparator contact lens over the study duration Pearl: silicone hydrogel contact lens
Eye disorders
Pappilary Conjuctivitis
10.2%
6/59 • Number of events 6 • From Dispense up to one month on study lenses
3.3%
1/30 • Number of events 1 • From Dispense up to one month on study lenses
Eye disorders
Corneal Infiltrate
0.00%
0/59 • From Dispense up to one month on study lenses
3.3%
1/30 • Number of events 1 • From Dispense up to one month on study lenses
Eye disorders
Foreign body Abrasion
1.7%
1/59 • Number of events 1 • From Dispense up to one month on study lenses
0.00%
0/30 • From Dispense up to one month on study lenses

Additional Information

Myhanh Nguyen

CooperVision, Inc.

Phone: 925-730-6716

Results disclosure agreements

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