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Table 4 US characterization of PTs with model misjudgment

From: Deep learning-assisted diagnosis of benign and malignant parotid tumors based on ultrasound: a retrospective study

Variable

 

BPT(n = 10)

MPT(n = 12)

Location

Superficial

9 (90.0%)

8 (66.7%)

 

Deep

1 (10.0%)

4 (33.3%)

 

Both

0 (0.0%)

0 (0.0%)

Shape

Regular

2 (20.0%)

7 (58.33%)

 

Irregular

8 (80.0%)

5 (41.67%)

Margin

Clear

10 (100.0%)

5 (41.67%)

 

Unclear

0 (0.0%)

7 (58.33%)

Composition

Homogeneous

2 (20.0%)

2 (16.7%)

 

Heterogeneous

8 (80.0%)

10 (83.3%)

Cystic areas

Absent

0 (0.0%)

4 (33.3%)

 

Present

10 (100.0%)

8 (66.7%)

Posterior acoustic enhancement

Absent

7 (70.0%)

4 (33.3%)

Present

3 (30.0%)

8 (66.7%)

Calcification

Absent

10 (100.0%)

10 (83.3%)

 

Present

0 (0.0%)

2 (16.7%)