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. 2019 Jul 3;137(9):1022–1028. doi: 10.1001/jamaophthalmol.2019.2433

Figure 3. Box Plots of Retinopathy of Prematurity (ROP) Vascular Severity Score Based on Reference Standard Diagnosis (RSD) in International Classification of ROP Categories.

Figure 3.

P < .001 by Wilcoxon rank sum test with Bonferroni correction. Dots indicate medians; and boxes, IQRs.