PROductivity Study of Presbyopia Elimination in Rural-dwellers II
Effects of Near Vision Spectacle Correction on Work Productivity Among Textile Factory Workers in India
Queen's University, Belfast
800 participants
Aug 3, 2023
INTERVENTIONAL
Conditions
Summary
The investigators will conduct a randomized-controlled trial. The participants will be textile workers aged 35 years and above with uncorrected presbyopia who are employed by a single Indian garment manufacturer - employed by Shahi Exports Private Limited, Karnataka, India - at facilities equipped to measure individual productivity. PROSPER II will assess the impact of free reading glasses on productivity for workers in a textile factory.
Eligibility
Inclusion Criteria5
- Aged 35 years and older
- Have presbyopia, defined as an unaided near visual acuity of N6.3 or worse in both eyes
- Require a new pair of glasses to improve their near vision
- Have a corrected near visual acuity of N4 or better in both eyes
- Have worked in Shahi's production department as tailors or Kajbutton operators for 6 weeks or more
Exclusion Criteria2
- Have ocular pathology in either eye detected during the eye examination, or history of such disease based on self-report
- Have a low likelihood of completing follow-up in the study due to current plans to move out of the area or leave employment at Shahi during the follow-up period
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Interventions
Intervention group workers receive free glasses within one week of undergoing vision assessment (September 2021). The assessment period will be three months
Locations(1)
View Full Details on ClinicalTrials.gov
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NCT04629820