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Table 3 Values of the growth rates (dvol % /dT) for the subgroups in subsets B (carcinoma group) and C (adenoma group) using the statistical approach 1 with a median follow-up time of 29.5 and 52 months, respectively. us: ultrasound

From: Growth rates of malignant and benign thyroid nodules in an ultrasound follow-up study: a retrospective cohort study

Approach 1 [„Dual Recordings]

 

Mean

[%/months]

SD

[%/months]

Range

[%/months]

P-value

subset B (carcinoma group)

 female (n = 22)

6.7

17.5

−1.6 - 82.8

0.125

 male (n = 4)

4.9

2.3

2.0–7.3

 age < 50 years (n = 14)

9.8

22.1

−1.6 - 82.8

0.827

 age ≥ 50 years (n = 12)

2.9

2.9

−0.7 - 11.3

 us type 2 or 3 (n = 7)

2.8

2.5

0.1–7.3

0.979

 us type 4 or 5 (n = 21)

7.0

17.4

−1.6 - 82.8

subset C (adenoma group)

 female (n = 22)

3.4

3.96

−2.0 - 12.0

0.525

 male (n = 4)

7.5

9.54

−0.3 - 18.2

 age < 50 years (n = 12)

3.4

3.44

− 0.7 - 11.3

0.360

 age ≥ 50 years (n = 14)

3.9

5.14

− 2.0 - 18.2

 us type 2 or 3 (n = 18)

3.4

3.98

−0.3 - 12.0

0.902

 us type 4 or 5 (n = 8)

4.0

5.33

−2.0 - 18.2