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. Author manuscript; available in PMC: 2018 Jul 3.
Published in final edited form as: Ophthalmology. 2015 Aug 13;122(9):1924–1931. doi: 10.1016/j.ophtha.2015.05.034

Figure 1.

Figure 1

Prevalence of amblyopia in different ethnic groups based on different criteria. *Best-corrected visual acuity (BCVA) ≤20/40 with ≥1 potential causes: (1) esotropia, exotropia, or vertical tropia at 4 m fixation, or esotropia or vertical tropia at 0.5 m; (2) anisometropia ≥2.00 diopters (D) spherical equivalent (SE); (3) ametropia ≥6.00 D SE. **BCVA ≤20/ 40 in the worse eye and interocular difference (IOD) <2 lines, or BCVA ≤20/40 in both eyes and IOD <2 lines. RESC = Refractive Error Study in Children.

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