Retinal prostheses are designed to restore a basic sense of sight to people with profound
vision loss. They require a relatively intact posterior visual pathway (optic nerve, lateral …

Have state-of-the-art clinical trials failed to deliver treatments for neurodegenerative
diseases because of shortcomings in the rating scales used? This Review assesses two …

Background. Controlling costs and achieving health care quality improvements require the
participation of activated and informed consumers and patients. Objectives. We describe a …

Background Retinal prosthesis systems (RPS) are a novel treatment for profound vision loss
in outer retinal dystrophies. Ideal prostheses would offer stable, long-term retinal stimulation …

Purpose: To characterize the psychometric properties of the standard patient evaluation of
eye dryness (SPEED) questionnaire and to validate and compare its performance with 4 …

Purpose.: To develop an instrument to measure subjective quality of vision: the Quality of
Vision (QoV) questionnaire. Methods.: A 30-item instrument was designed with 10 symptoms …

Objective: To develop a patient-based, linearly weighted scale that captures activity and
social participation limitations in patients with Guillain-Barré syndrome (GBS), chronic …

Patient-reported outcome measurement has become accepted as an important component
of comprehensive outcomes research. Researchers wishing to use a patient-reported …

A recent review of the literature concluded that Rasch measurement is an influential
approach in psychometric modeling. Despite the major contributions of Rasch measurement …

This review article considers the rising demand for patient-reported outcome measures
(PROMs) in modern ophthalmic research and clinical practice. We review what PROMs are …