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Lag of Accommodation With DOT Spectacle Lenses

Study acronym: ASH
StatusActive, Not Recruiting
PhaseNot applicable
Started
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Record History

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  1. Study completion date: Mar 31, 2026 to Dec 31, 2026v11
  2. Trial status: Completed to Active, Not Recruiting
    • Study completion date: Jan 30, 2023 to Mar 31, 2026
    v10
  3. Re-verified, no change to tracked fieldsv9
  4. Trial status: Active, Not Recruiting to Completed
    • Enrollment target: estimated 75 to confirmed 30
    • Primary completion date: Mar 17, 2022 to Jun 9, 2022
    • Study completion date changed from estimate of Nov 30, 2022 to Jan 30, 2023
    v8
  5. Trial status: Recruiting to Active, Not Recruitingv7 Show 4 more changesShow less
    • Primary completion date changed from estimate of Aug 31, 2022 to Mar 17, 2022
    • Study completion date: Aug 31, 2022 to Nov 30, 2022
    • Start date changed from estimate of Jan 5, 2022 to Feb 1, 2022
    • Site details revised
Show 5 earlier versionsHide 5 earlier versions
  1. Primary completion date: Dec 30, 2021 to Aug 31, 2022v6 Show 6 more changesShow less
    • Start date: Nov 1, 2021 to Jan 5, 2022
    • Study completion date: Dec 31, 2021 to Aug 31, 2022
    • Interventions: Control lens (Device), DOT Pattern 1 (Device), DOT Pattern 2 (Device) to Control Spectacles (Device), DOT Pattern (Device)
    • Eligibility criteria shortened, about 68 words
    • Study arms: 3 to 2
    • Study title shortened, about 3 words
  2. Start date: Aug 1, 2021 to Nov 1, 2021
    • Primary completion date: Sep 30, 2021 to Dec 30, 2021
    • Study completion date: Oct 31, 2021 to Dec 31, 2021
    v5
  3. Trial status: Not Yet Recruiting to Recruiting
    • Study sites: 0 to 1
    v4
  4. Start date: Apr 1, 2021 to Aug 1, 2021
    • Primary completion date: Jun 30, 2021 to Sep 30, 2021
    • Study completion date: Jul 31, 2021 to Oct 31, 2021
    v3
  5. Start date: Feb 1, 2021 to Apr 1, 2021v2 Show 4 more changesShow less
    • Primary completion date: Apr 30, 2021 to Jun 30, 2021
    • Study completion date: May 31, 2021 to Jul 31, 2021
    • Eligibility criteria expanded, about 103 words
    • Study title revised
  1. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
The objective of the study is to measure the difference in the lag of accommodation between DOT spectacle lenses and control spectacles.
Trial Details
NCT Number NCT04700111
Lead Sponsor SightGlass Vision, Inc.
Collaborators: University of Waterloo
Conditions
(from sponsor)		 Myopia, Myopia Progression, Lag of Accommodation, Hyperopic Retinal Blur, Reduction in Contrast
Related terms Myopia
Enrollment 30 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov