Table 2 Histological features of each histological component.

From: Combination of mean CT value and maximum CT value as a novel predictor of lepidic predominant lesions in small lung adenocarcinoma presenting as solid nodules

Histological component

n (%)

Occupy ratio*, %

Area, mm2

Lepidic

18 (47.4)

16.5 ± 26.0

(0–88.6)

12.1 ± 20.7

(0–88.8)

Papillary

26 (68.4)

37.0 ± 36.9

(0–100.0)

33.1 ± 43.2

(0–152.6)

Acinar

19 (50.0)

12.3 ± 22.7

(0–100.0)

8.9 ± 16.7

(0–78.0)

Solid

12 (31.6)

17.4 ± 34.2

(0–100.0)

10.6 ± 25.4

(0–125.6)

Micropapillary

3 (7.9)

0.5 ± 2.0

(0–11.5)

0.4 ± 1.9

(0–11.9)

Colloid

3 (7.9)

6.4 ± 22.7

(0–100.0)

3.9 ± 16.9

(0–84.0)

Fibrosis

13 (34.2)

7.4 ± 13.8

(0–48.6)

4.7 ± 8.0

(0–29.4)

Necrosis

1 (2.6)

0.3 ± 1.9

(0–11.5)

0.3 ± 1.9

(0–12.0)

Others

5 (13.2)

2.1 ± 8.3

(0–45.9)

2.1 ± 8.3

(0–45.9)

  1. *The ratio of histological component within the tumor for each of the 38 lesions.
  2. Continuous variables are presented as mean ± SD (range).
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