Table 1 The characteristics of patients diagnosed as benign or DTC in the study.

From: Dynamic profile of differentiated thyroid cancer in male and female patients with thyroidectomy during 2000–2013 in China: a retrospective study

Factor

Total

Male

Female

DTC (3218)

Benign (4087)

P

DTC (908)

Benign (1200)

P

DTC (2310)

Benign (2887)

P

Age, mean ± SD, years

44 ± 12

49 ± 12

<0.001

44 ± 12

52 ± 12

<0.001

44 ± 11

48 ± 12

<0.001

Nodule size, mean ± SD, cm

1.4 ± 1.2

3.0 ± 1.7

<0.001

1.5 ± 1.2

3.2 ± 1.8

<0.001

1.3 ± 1.1

2.9 ± 1.7

<0.001

Body mass index, kg/m2

24.6 ± 3.5

24.5 ± 3.4

0.146

26.4 ± 3.4

25.6 ± 3.1

<0.001

23.9 ± 3.3

24.0 ± 3.4

0.275

Nodule type*

  

0.124

  

0.004

  

0.922

Single (2423)

1095

1328

 

369

418

 

726

910

 

Multiple (4846)

2098

2748

 

529

780

 

1569

1968

 

TSH, median (IQR), mIU/l

1.97

1.57

<0.001

1.66

1.44

0.001

2.08

1.62

<0.001

(1.21–3.05)

(0.89–2.55)

 

(1.03–2.56)

(0.9–2.19)

 

(1.30–3.26)

(0.89–2.76)

 
  1. Note: TSH levels are presented as median (interquartile range); DTC, differentiated thyroid cancer; *there were 2423 patients with solitary and 4846 with multiple.
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