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Table 4 Single factor analysis of MWA ablation effect

From: Conspicuousness and recurrence related factors of ultrasound-guided microwave ablation in the treatment of benign thyroid nodules

Characteristics

VRR > 50%

VRR ≤ 50%

X2

P

Gender

 Male

40

4

1.668

0.197

 Female

214

48

Age

 ≤ 60

210

44

0.115

0.735

 > 60

44

8

Location

 Upper

81

13

1.421

0.491

 Middle

81

16

 Lower

92

23

Solidity

 Cyst

20

6

0.944

0.624

 Solid

62

16

 Mixed

168

34

Initial volume

 ≤ 10 mL

141

37

4.340

0.037

 > 10 mL

113

15

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