Diagnostic testing of severely disabled readers commonly includes a Keystone Telebinocular Visual Survey. As a part of this survey a visual acuity test was administered both under a standard condition and with an aid to fixation. A difference in scores between the two administrations indicates the presence of at least two sources of score variability, visual acuity and ability to maintain fixation on the visual target.
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References
1.
EsterbrookJ. A.The effect of emotion on cue utilization and the organization of behavior. Psychol. Rev., 1959, 66, 183–201.
2.
SmithD. E. P.CarriganP.The nature of reading disability. New York: Harcourt, Brace, 1965.
3.
SmithD. E. P.SemmelrothC.Micro-movements during apparent fixations in reading. In Yearbook of National Reading Conference. Ann Arbor: Univer. of Mich., 1964–65. Vol. 3–4. Pp. 188–194.
