Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A systems model for low vision rehabilitation. I. Basic concepts

R W Massof1

  • 1Lions Vision Research and Rehabilitation Center, Wilmer Institute, School of Medicine, Johns Hopkins University, Baltimore, Maryland, USA.

Optometry and Vision Science : Official Publication of the American Academy of Optometry
|October 1, 1995
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Decision making with clinical diagnostic tests in terms of statistical decision theory and information theory.

Applied optics·2010
Same author

Selective loss of pattern discrimination in early glaucoma.

Applied optics·2010
Same author

S cone pathway sensitivity in eyes with high risk and low risk drusen characteristics.

Applied optics·2010
Same author

Theoretical interpretation and derivation of flash-on-flash threshold parameters in visual system diseases.

Applied optics·2010
Same author

Criterion-free parameter-free distribution-independent index of diagnostic test performance.

Applied optics·2010
Same author

Wilmer fundus camera stimulator.

Applied optics·2010
Same journal

Comparison of neutralization and disinfection kinetics in povidone iodine- and hydrogen peroxide-based soft contact lens care solutions.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same journal

Agreement between ganglion cell-inner plexiform layer metrics from widefield optical coherence tomography and Goldmann II, III, and V in glaucoma.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same journal

Repeatability of SpotChecks contrast sensitivity test in macular disease.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same journal

Reflections on emerging therapies for inherited retinal diseases following a community education event: A qualitative exploration.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same journal

Optical myopia control interventions: Evaluation of methods and success in a real-world population.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same journal

Influence of corneal endothelial cell density after penetrating keratoplasty on contact lens induced corneal swelling.

Optometry and vision science : official publication of the American Academy of Optometry·2026
See all related articles

This study introduces a hierarchical systems model for low vision rehabilitation, defining life state through an activity breakdown structure. This model quantizes rehabilitative demand to measure intervention effectiveness.

Area of Science:

  • Rehabilitation science
  • Systems modeling
  • Low vision research

Background:

  • Visual impairment prevents individuals from achieving their desired life state.
  • Life state encompasses desired or necessary activities for an individual.
  • Current rehabilitation lacks a structured framework to assess effectiveness.

Purpose of the Study:

  • To present a hierarchical systems model for low vision rehabilitation.
  • To define life state and its components using an activity breakdown structure (ABS).
  • To introduce the concept of rehabilitative demand to quantify intervention needs and outcomes.

Main Methods:

  • Developed a hierarchical model based on patient's desired life state.
  • Utilized an activity breakdown structure (ABS) to represent life state hierarchically.

Related Experiment Videos

  • Defined rehabilitative demand based on the value and difficulty of goals and tasks.

    • Main Results:

    • The ABS model hierarchically organizes activities from objectives to tasks.
    • Rehabilitative demand is proportional to the value and difficulty of goals/tasks.
    • Intervention effectiveness is determined by changes in rehabilitative demand.

    Conclusions:

    • The hierarchical systems model provides a structured approach to low vision rehabilitation.
    • Rehabilitative demand serves as a quantifiable measure for intervention effectiveness.
    • This framework aids in understanding and addressing the impact of visual impairment on life activities.