Table 3 The characteristics of biopsied benign and malignant nodules

Age, median (IQR)

68.5 (17.5)

72 (11)

0.144^b

Sex, n (%)

Male

15 (53.6)

13 (46.4)

0.159

Female

7 (33.3)

14 (66.7)

Family history of Lung cancer, n (%)

Yes

1 (100.0)

0

0.449^a

No

21 (43.8)

27 (56.3)

Smoking, n (%)

Active smoker

6 (85.7)

1 (14.3)

0.087

Non-smoker

11 (35.5)

20 (64.5)

Ex-smoker

 Stop < 15 years

2 (66.7)

1 (33.3)

 Stop > 15 years

3 (37.5)

5 (62.5)

Nodule size (cm), median (IQR)

1.7 (1.02)

2.0 (1.4)

0.146^b

Location, n (%)

Upper lobe

15 (57.7)

11 (42.3)

0.155

Middle lobe

1 (25.0)

3 (75.0)

Lower lobe

6 (31.6)

13 (68.4)

Multiplicity, n (%)

Single nodule

6 (54.5)

5 (45.5)

0.348^a

Multiple nodules

16 (42.1)

22 (57.9)

Density, n (%)

Solid

22 (44.9)

27 (55.1)

–

Subsolid

0

0

Presence of spiculation, n (%)

Yes

10 (43.5)

13 (56.5)

0.851

No

12 (46.2)

14 (53.8)

Emphysema, n (%)

Yes

1 (33.3)

2 (66.7)

0.678^a

No

21 (45.7)

25 (54.3)

Biopsy method, n (%)

CT Guided biopsy

22 (47.8)

24 (52.2)

0.242^a

Others*

0

3 (100.0)

Complications, n (%)

Yes

 Pneumothorax

1 (14.3)

6 (85.7)

0.127

 Subcutaneous emphysema

1 (100.0)

0

No

20 (48.8)

21 (51.2)