Now showing items 21-30 of 51
Reengineering the Glaucoma Quality of Life-15 Questionnaire with Rasch Analysis
(Association for Research in Vision and Ophthalmology, Inc., 2011-08)
Purpose.: To investigate, using Rasch analysis, whether the 15-item Glaucoma Quality of Life-15 (GQL-15) forms a valid scale and to optimize its psychometric properties. Methods.: One hundred eighteen glaucoma patients ...
Number of People Blind or Visually Impaired by Cataract Worldwide and in World Regions, 1990 to 2010
(ARVO Journals, 2015-10)
Purpose: To estimate prevalence and number of people visually impaired or blind due to cataract. Methods: Based on the Global Burden of Diseases Study 2010 and ongoing literature research, we examined how many people ...
Assessment of surgically induced astigmatism: toward an international standard II [comment.] [Post print]
Letter in response to Holladay JT, Dudega DR, Koch DD "Evaluating and reporting astigmatism for individual and aggregate data", Journal of Cataract and Refractive Surgery, 1998, vol 24, 57-65
Validity of a visual impairment questionnaire in measuring cataract surgery outcomes [post print]
PURPOSE: To test the validity of the Impact of Visual Impairment (IVI) questionnaire in a cataract population. SETTING: Flinders Eye Centre, Flinders Medical Centre, Flinders University, Adelaide, South Australia. METHODS: ...
Changes in quality of life after laser in situ keratomileusis for myopia [Post print]
PURPOSE: To measure quality of life (QoL) outcome in prepresbyopic myopic patients having laser in situ keratomileusis (LASIK) refractive surgery using the Quality of Life Impact of Refractive Correction (QIRC) questionnaire ...
A Comprehensive Evaluation of the Precision (Repeatability and Reproducibility) of the Oculus Pentacam HR
(Association for Research in Vision and Ophthalmology, Inc., 2011-09)
Purpose.: To evaluate the precision (repeatability and reproducibility) of the Pentacam HR (high-resolution) tomographer (Oculus, Wetzlar, Germany) across a large range of measurement parameters. Methods.: A randomly ...
Subjective Quality of Vision Before and After Cataract Surgery
(American Medical Association, 2012-11)
Objective To investigate the effect of cataract surgery on subjective quality of vision. Methods The Quality of Vision (QoV) questionnaire (Italian translation) was completed before and 3 months after cataract surgery in ...
Comparing the effectiveness of selective laser trabeculoplasty with topical medication as initial treatment (the Glaucoma Initial Treatment Study): study protocol for a randomised controlled trial
(BioMed Central, 2015-09-11)
Background Glaucoma is the leading cause of irreversible blindness in the world. Estimated to affect 60 million people worldwide, this figure is expected to rise to 80 million by 2020. Untreated, glaucoma leads to visual ...
A Proposed Minimum Standard Set of Outcome Measures for Cataract Surgery
(American Medical Association, 2015-08-20)
Importance Aligning outcome measures for cataract surgery, one of the most frequently performed procedures globally, may facilitate international comparisons that can drive improvements in the outcomes most meaningful to ...
Establishing Levels of Indications for Cataract Surgery: Combining Clinical and Questionnaire Data into a Measure of Cataract Impact
(Association for Research in Vision and Ophthalmology, Inc., 2012-03)
Purpose.: To develop a model for establishing indications for cataract surgery that incorporates clinical and questionnaire data on a single linear scale using Rasch analysis. Methods.: In this prospective study, 293 ...