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Table 3 Patient characteristics and features of solitary fibrous tumors of the pleura, n = 38

From: Low tissue levels of miR-125b predict malignancy in solitary fibrous tumors of the pleura

Characteristics

All, n = 38

Malignant, n = 16

Benign, n = 22

p-value*

Male sex

15 (40)

9 (56)

6 (27)

0.09

Age, years

62.2 (10.9)

64.7 (9.2)

60.3 (11.8)

0.24

Sessile morphology

15 (42)

11 (69)

4 (20)

0.006

Nuclear pleomorphism

6 (16)

4 (25)

2 (9)

0.22

Necrosis or hemorrhage

11 (29)

8 (50)

3 (14)

0.028

Tumor size, cm

10.6 (6.7)

13.6 (7.3)

8.3 (5.3)

0.014

Mitoses, n per HPF

4.1 (5.4)

45 (37)

1 (1)

<0.0001

>4 mitoses per HPF

11 (28.9)

11 (68.8)

0 (0)

<0.0001

  1. Data presented as mean (± SD) or n (%) as appropriate
  2. HPF high-power field
  3. *Statistical analysis by unpaired student’s t-test or Fisher’s exact test as appropriate