Table 1 Radiographic parameters of all patients in non-invasive and invasive groups.

From: Radiomics signature on CECT as a predictive factor for invasiveness of lung adenocarcinoma manifesting as subcentimeter ground glass nodules

Parameters

Non-invasive

Invasive

Data

P

Gender

  

0.010

0.921

Male

85 (33.5)

21 (32.8)

  

Female

169 (66.5)

43 (67.2)

  

Age

53.79 ± 11.95

55.98 ± 12.25

 

0.577

Location

  

7.430

0.115

Right upper lobe

87 (34.3)

11 (17.2)

  

Right middle lobe

27 (10.6)

9 (14.1)

  

Right lower lobe

38 (15.0)

13 (20.3)

  

Left upper lobe

71 (28.0)

20 (31.3)

  

Left lower lobe

31 (12.2)

11 (17.2)

  

Type

  

18.701

0.0001

pGGN

190 (74.8)

30 (48.4)

  

mGGN

64 (25.2)

34 (51.6)

  

Shape

  

3.553

0.0001

Round

168 (66.1)

21 (32.8)

  

Irregular

86 (33.9)

43 (67.2)

  

Spiculation

  

0.755

0.385

Present

33 (13.0)

11 (17.2)

  

Absent

221 (87.0)

53 (82.8)

  

Lobulation

  

0.023

0.879

Present

30 (11.8)

8 (12.5)

  

Absent

224 (88.2)

56 (87.5)

  

Bubble lucency

  

0.190

0.663*

Present

11 (4.3)

2 (3.1)

  

Absent

243 (95.7)

62 (96.9)

  

Vascular change

  

14.102

0.0001

Present

53 (20.9)

28 (43.8)

  

Absent

201 (79.1)

36 (56.3)

  

Bronchiole change

  

0.690

0.406

Present

23 (9.1)

8 (12.5)

  

Absent

231 (90.9)

56 (87.5)

  

Pleural attachment

  

6.681

0.010

Present

20 (7.9)

12 (18.8)

  

Absent

234 (92.1)

52 (81.3)

  
  1. Values are presented as no. (%) or mean ± SD. P value is derived from the univariable association analyses between each of the basal variables and the invasive extent.
  2. *Fisher’s exact test.