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A study to assess the effectiveness of the 20-20-20 rule combined with blink exercise versus standardised eye relaxation exercises in reducing digital eye strain among medical students

Effectiveness of the 20-20-20 rule combined with blink exercises versus standardised eye relaxation exercises in reducing digital eye strain among medical students: A cluster randomised controlled trial. - CRCT

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/07/114156
Enrollment
88
Registered
2026-07-16
Start date
Unknown
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Intervention1: 202-20-20 RULES BLINK EXERCISES: 20-20-20 Rule A behavioural intervention recommending that participants look at an object approximately 20 feet away for 20 seconds after every 20 minut

Sponsors

NAMEIRAKPAM RANABRATA MEETEI
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: MBBS students of Churachandpur Medical College Screen exposure of at least 3 hours per day Willingness to participate and provide written informed consent

Exclusion criteria

Exclusion criteria: Known opthalmic diseases conjunctivitis keratitis glaucoma uvietis retinal detachment optic neuritis trachoma stye History of ocular surgery Current use of opthalmic medications

Design outcomes

Primary

MeasureTime frame
Change in CVS Q scores from baseline to 4 weeks compared between intervention and control groupsTimepoint: Baseline After 4 weeks—

Secondary

MeasureTime frame
NILTimepoint: NIL—

Countries

India

Contacts

Public ContactNAMEIRAKPAM RANABRATA MEETEI

CHURACHANDPUR MEDICAL COLLEGE MANIPUR

nranabrata02@gmail.com07005833849

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Aug 10, 2026