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. 2019 Jun 10;84:e274–e280. doi: 10.5114/pjr.2019.86823

Table 4.

Comparison of malignancy risk according to various studies that employed Kwak TI-RADS

TI-RADS Risk of malignancy [%]
Kwak et al. Kwak et al. Chandramohan et al. Srinivas et al. Our study
1 0 0 0
2 0 6.6 0 0
3 1.7 7.3 32 0.64 0
4A 3.3 8.3-96.6 36 4.76 21.5
4B 9.2 64 66.67 32.4
4C 44.4-72.4 59 83.33 100
5 87.5 91 100