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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: JAMA Ophthalmol. 2014 Jul;132(7):814–820. doi: 10.1001/jamaophthalmol.2014.424

Table 4. Screening Errors by Gold Standard Examination Diagnoses and Cycloplegic Refractiona.

Characteristic PVS SureSight Autorefractor
False negative
 Strabismus 0 [73] 27 (40.3) [67]
 Anisometropic amblyopia 3 (8.1) [37] 5b (14.7) [34]
 Bilateral amblyopia 1 (5.0) [20] 2 (12.5) [16]
 Strabismus + amblyopia 1 (1.7) [58] 10 (18.5) [54]
  Total 5 (2.7) [188] 44 (25.7) [171]
False positive
 Hyperopia 0 0
 Myopia 2 1
 Astigmatism 2 17
 Anisometropia 2 7
 Astigmatic anisometropia 1 3
 Normal 7 15
  Total 14 (12.6) [111] 43 (38.4) [112]

Abbreviation: PVS, Pediatric Vision Scanner.

a

Values are given as number (percentage) [number tested with each screening device in each diagnostic category].

b

Of the 2 children with fixation-defined amblyopia and no strabismus, the only error was a false-negative finding of anisometropic amblyopia with the SureSight Autorefractor.