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Glassy Trial for Effects of Wearing Glasses

NCT05642754 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 960

Last updated 2024-05-22

No results posted yet for this study

Summary

Randomized trial testing 6 forms of a communication summarizing the results of a recent study (about the effects of wearing glasses on reducing covid infection risk).

The goal of the trial is to test the effect of different language options to describe uncertainty, and of including the margin of error around the main result.

Conditions

Interventions

OTHER

Overall uncertainty language

Researchers are testing different forms of information about overall study uncertainty and margin of error around main result

Sponsors & Collaborators

  • Norwegian Institute of Public Health

    collaborator OTHER_GOV

  • Trustees of Dartmouth College

    lead OTHER

Principal Investigators

  • Steven Woloshin, MD · Dartmouth Institute for Health Policy and Clincal Practice

  • Andy Oxman, MD · Norwegian Institute of Public Health

Study Design

Allocation
RANDOMIZED
Purpose
OTHER
Masking
SINGLE
Model
FACTORIAL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2022-12-01
Primary Completion
2023-01-31
Completion
2023-03-31

Countries

  • Norway

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05642754 on ClinicalTrials.gov