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Table 9 The specific parameters of the TIRADS classification in Fig. 11

From: A novel TIRADS of US classification

Features Weight Nodules (a) Nodules (b) Nodules (c) Nodules (d)
Parameter Score Parameter Score Parameter Score Parameter Score
Composition 2 Solid 0 Solid 0 Solid 0 Solid 0
Shape
 Concavity 6 0.155 4.557 0.098 3.396 0.047 1.995 0.169 4.962
 Compactness 6 1.813 4.479 1.458 2.079 1.654 3.583 1.664 3.680
Margins
 InterVar 3 44.74 1.301 95.38 1.403 14.82 1.129 162.5 1.994
 MeanSep 3 0.503 1.301 1.105 1.413 0.194 1.152 1.782 1.972
Taller than wide 4 0.614 0.614 0.667 0.667 0.653 0.653 0.678 0.678
Calcification 6 No 1 Micro 6 No 1 No 1
Vascularity 2 Messy 1 Peripheral 0.5 Peripheral 0.5 No 0
Total Score 30 14.250 15.459 10.015 14.288
TIRADS 2–5 4c 5 3 4c
Radiologist 2–5 4a 4c 4a 4a