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. 2019 Apr 18;25(5):314–321. doi: 10.1177/1753425919842932

Figure 2.

Figure 2.

(a) Comparison of serum miR-21 expression among AS patients with different modified NY grades. (b) Correlation of serum miR-21expression with different NY grades. (c) ROC curve analysis of miR-21 as diagnostic marker regarding modified NY grade 2 and modified NY grade 3. (d) ROC curve analysis of miR-21 as diagnostic marker regarding modified NY grade 3 and modified NY grade 4.