Journal article
Effects of criterion bias on perimetric sensitivity and response variability in glaucoma
NJ Rubinstein, A Turpin, J Denniss, AM McKendrick
Translational Vision Science and Technology | Published : 2021
DOI: 10.1167/tvst.10.1.18
Abstract
Purpose: The purpose of this study was to isolate and quantify the effects of observer response criterion on perimetric sensitivity, response variability, and maximum response probability. Methods: Twelve people with glaucoma were tested at three locations in the visual field (age = 47–77 years, mean deviation = −0.61 to −14.54 dB, test location Humphrey field analyzer [HFA] sensitivities = 1 to 30 dB). Frequency of seeing (FoS) curves were measured using a method of constant stimuli with two response paradigms: a “yes-no” paradigm similar to static automated perimetry and a criterion-free two interval forced choice (2IFC) paradigm. Comparison measures of sensitivity, maximum response proba-..
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Grants
Awarded by Australian Research Council
Funding Acknowledgements
Supported by ARC LP130100055; ARC LP150100815 (AT and AMM), College of Optometrists Research Fellowship (JD).