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. 2021 Aug;10(8):2044–2051. doi: 10.21037/tp-21-282

Figure 4.

Figure 4

Optimum discriminatory values of the computed tomography index (CTI) and surface topography index (STI). Receiver-operating characteristic curves showed that STI =1.58 (sensitivity: 0.93, specificity: 0.95) could be considered equivalent to CTI =2.72 (sensitivity: 0.93, specificity: 0.97).