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Table 4 Changes in nodule volume and reduction rate after MWA at each follow-up point

From: Protect the recurrent laryngeal nerves in US-guided microwave ablation of thyroid nodules at Zuckerkandl tubercle: a pilot study

Time

Volume

VRR

P

Median

Range

Percentiles

Mean ± SD(%/)

Range

25

75

Baseline

4.61

0.11–31.23

2.34

8.70

/

/

/

1 month

2.14

0.08–14.44

0.89

3.97

46.09 ± 25.82

2.03–95.43

P<0.001

3 months

1.41

0.03–11.05

0.41

2.92

64.22 ± 22.37

13.45–96.72

P<0.001

6 months

0.88

0.01–10.55

0.25

2.27

75.72 ± 18.12

27.40-99.32

P<0.001

12 months

0.42

0.01–7.14

0.15

1.41

84.36 ± 13.87

41.67–99.39

P<0.001