Mode
Text Size
Log in / Sign up
N/A N=83

Accommodation Disorders

Accommodative Insufficiency · Ill-sustained Accommodation

Enrolled (actual)
83
Serious AEs
0.0%
Results posted
Jan 2015
Primary outcome: Primary: Accommodation Lag 5D — 0.9 diopters

Study Design & Population

Study type
Observational
Phase
N/A
Interventions
Age
Adult · 18+ yrs
Sex
All
Sponsor
Western University of Health Sciences
Primary completion
Dec 2012

Outcome Measures

OutcomeResultp-value
PRIMARY
Accommodation Lag 5D
0.9
SECONDARY
Conlon Symptom Survey
18.6

Summary

This project will develop clinically useful, objective measurements of accommodative insufficiency and fatigue using continuous autorefraction recordings. The development of these procedures will help vision care professionals diagnose and treat accommodative anomalies.

Eligibility Criteria

Inclusion Criteria

  • older adolescent and young adult
  • skilled readers who attend school
  • are skilled readers
  • have heavy reading demands

Exclusion Criteria

  • Age > 30.
  • Abnormal vergence system.
  • Dry-eye.
  • Uncorrected visual defects or significant ocular pathology.
  • Learning disability or low IQ
  • Medical conditions that might cause uncomfortable visual symptoms (e.g., migraine headaches, epilepsy, head trauma); sensory defects (e.g., deafness), or neurological conditions (e.g., stuttering) that could impair reading development or oral reading fluency.
  • Somatosensory amplification.
  • Systemic illness or medication associated with accommodative dysfunction.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01329848). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

Back to search