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. 2013 Oct 16;8(10):e76590. doi: 10.1371/journal.pone.0076590

Figure 4. Boxplot comparing the distribution of visual field index (VFI) and age-corrected percent of remaining estimated retinal ganglion cell (RGC) counts in the four diagnostic categories.

Figure 4

The diagnostic categories include: healthy eyes, eyes with ocular hypertension (OHT), eyes with GON but normal visual fields (GON only), and eyes with glaucomatous visual fields.