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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: Am J Ophthalmol. 2014 Nov 8;159(2):393–403.e2. doi: 10.1016/j.ajo.2014.11.010

Figure 1.

Figure 1

Distribution of glaucoma severity at baseline for eyes in the Normal, Glaucoma Suspect/Preperimetric Glaucoma, and Perimetric Glaucoma groups of the Advanced Imaging for Glaucoma Study. Severity of glauomca based on the enhanced Glaucoma Staging System 2 scale18 GSPPG = Glaucoma Suspect/Preperimetric Glaucoma. PG = Perimetric Glaucoma.