| Primary | Percentage of Patients Improving ≥2 Steps on DRSS | Percentage of patients improving ≥2 steps on the Diabetic Retinopathy Severity Scale (DRSS) from baseline at Week 48 using last observation carried forward (LOCF). The Diabetic Retinopathy Disease Severity Scale (DRSS) may be used to describe overall retinopathy severity as well as the change in severity over time. Severity range from level 10 (DR absent) to level 85 (advanced proliferative DR: posterior fundus obscured, or center of macula detached). | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| | Group IDs | Group Description | Statistical Method | Statistical Comment | P-Value | P-Value Comment | Parameter Type | Parameter Value | Dispersion Type | Dispersion Value | Confidence Interval Sides | Confidence Interval % | CI Lower Limit | CI Upper Limit | CI Lower Limit Comment | CI Upper Limit Comment | Estimate Comment | Tested Non-Inferiority | Non-Inferiority Type | Non-Inferiority Comment | Other Analysis Description |
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| | Cochran-Mantel-Haenszel | Cochran-Mantel-Haentzel test stratified by baseline DRSS level (≤level 47 vs. ≥level 53) and HbA1c level (≤8.5% vs. >8.5%). | <0.0001 | | Difference of weighted percentages | 39.7 | | | 2-Sided | 95.02 | 31.3 | 48.1 | | | Weighted percentages are based on weighted average of observed estimates across strata using CMH weights. The CI are based on the normal approximation to the binomial proportions. | | Superiority | | |
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| Secondary | Percentage of Patients Developing Any Sight-Threatening Complication | Percentage of patients developing any of the following Sight-Threatening Complication: Proliferative Diabetic Retinopathy (PDR), Anterior segment neovascularization (ASNV), Vitreous hemorrhage or tractional retinal detachment believed to be due to PDR, or Diabetic Macular Edema (DME) from baseline through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Improving ≥3 Steps on DRSS | Percentage of patients improving ≥3 steps on the Diabetic Retinopathy Severity Scale (DRSS) from baseline at Week 48 using last observation carried forward (LOCF). The Diabetic Retinopathy Disease Severity Scale (DRSS) may be used to describe overall retinopathy severity as well as the change in severity over time. Severity range from level 10 (DR absent) to level 85 (advanced proliferative DR: posterior fundus obscured, or center of macula detached). | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Developing PDR | Percentage of patients developing Proliferative Diabetic Retinopathy (PDR) from baseline through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Developing PDR or ASNV | Percentage of patients developing Proliferative Diabetic Retinopathy (PDR) or Anterior segment neovascularization (ASNV) from baseline through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Developing Vitreous Hemorrhage or Tractional Retinal Detachment Believed to be Due to PDR | Percentage of patients developing vitreous hemorrhage or tractional retinal detachment believed to be due to Proliferative Diabetic Retinopathy (PDR) from baseline through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Developing DME | Percentage of patients developing Diabetic Macular Edema (DME) from baseline through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients With a ≥2-step or ≥3-step Worsening on DRSS | Percentage of patients with a ≥2-step or ≥3-step worsening on the Diabetic Retinopathy Severity Scale (DRSS) from baseline at Week 48 using last observation carried forward (LOCF). The Diabetic Retinopathy Disease Severity Scale (DRSS) may be used to describe overall retinopathy severity as well as the change in severity over time. Severity range from level 10 (DR absent) to level 85 (advanced proliferative DR: posterior fundus obscured, or center of macula detached). | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Percentage of Patients Who Lost ≥5, ≥10, or ≥15 Letters in BCVA | Percentage of patients who lost ≥5, ≥10, or ≥15 letters in Best-corrected Visual Acuity (BCVA) from baseline by visit over time. Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity. | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. The Overall Number of Participants Analyzed were 128 and 125, but the number analyzed for each row is different depending on the number of participants with data for that row. | Posted | | Count of Participants | | Participants | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Time to First Development of PDR, ASNV, or DME | Time to first development of Proliferative Diabetic Retinopathy (PDR), Anterior segment neovascularization (ASNV), or Diabetic Macular Edema (DME) through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. Subjects who did not have an event were censored at the date of the last scheduled study visit at or prior to Week 48. | Posted | | Median | 95% Confidence Interval | Months | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Time to First Development of PDR or ASNV | Time to first development of Proliferative Diabetic Retinopathy (PDR) or Anterior segment neovascularization (ASNV) through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. Subjects who did not have an event were censored at the date of the last scheduled study visit at or prior to Week 48. | Posted | | Median | 95% Confidence Interval | Months | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Secondary | Time to First Development of Vitreous Hemorrhage or Tractional Retinal Detachment Believed to be Due to PDR | Time to first development of vitreous hemorrhage or tractional retinal detachment believed to be due to Proliferative Diabetic Retinopathy (PDR) through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. Subjects who did not have an event were censored at the date of the last scheduled study visit at or prior to Week 48. | Posted | | Median | 95% Confidence Interval | Months | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Other Pre-specified | Time to First Development of DME | Time to first development of Diabetic Macular Edema (DME) through Week 48 | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. Subjects who did not have an event were censored at the date of the last scheduled study visit at or prior to Week 48. | Posted | | Median | 95% Confidence Interval | Months | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Other Pre-specified | Mean Change in OCT CST | Mean change in Optical Coherence Tomography (OCT) central subfield retinal thickness (CST) from baseline by visit over time | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. | Posted | | Mean | Standard Deviation | Microns | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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| Other Pre-specified | Mean Change in BCVA | Mean change in Best-corrected Visual Acuity (BCVA) from baseline by visit over time. Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity. | Full analysis set defined as all randomized subjects who received any study treatment (KSI-301 or sham) and have gradable DRSS value at baseline. Subjects will be analyzed according to their randomized treatment. The Overall Number of Participants Analyzed were 128 and 125, but the number analyzed for each row is different depending on the number of participants with data for that row. | Posted | | Mean | Standard Deviation | ETDRS Letters | | Day 1 to Week 48 | | | | ID | Title | Description |
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| OG000 | KSI-301 - Treatment Group A | Intravitreal injection of KSI-301 (5 mg): three initiating doses, and then every 24 weeks through Week 92 KSI-301: Intravitreal injection | | OG001 | Treatment Group B | Sham injection on the same schedule as Treatment Group A Sham injection: The sham injection is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It is performed to maintain masking of the study. |
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