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Table 6 Characteristics of the patients according to tumor proportion score for PD-L1

From: Characteristics of non-small-cell lung cancer with interstitial pneumonia: variation in cancer location, histopathology, and frequency of postoperative acute exacerbations in interstitial pneumonia

 

PD-L1 < 1% (n = 15)

PD-L1 1–49% (n = 40)

PD-L1 ≥ 50% (n = 13)

P

HRCT IP pattern: UIP

6

18

4

N.S.

Emphysema

13

31

12

N.S.

Location of the cancer

 Upper lobe

3

17

3

N.S.

 Middle lobe

2

1

1

N.S.

 Lower lobe

10

22

9

N.S.

 Group A

13

26

8

N.S.

 group B

0

12

4

0.03

 group C

2

2

1

N.S.

Pathological findings

 Adenocarcinoma

11

10

5

0.004

 Squamous cell carcinoma

2

25

6

0.004

 Other

2

5

2

N.S.

 EGFR mutation positive

2

0

1

N.S.

 Postoperative acute exacerbation of IP

3

0

0

0.015

  1. IP interstitial pneumonia, HRCT high-resolution computed tomography, UIP usual interstitial pneumonia, IPF idiopathic pulmonary fibrosis, N.S. not significant, EGFR epidermal growth factor receptor, PD-L1 programmed cell death ligand 1, group A cancer associated with fibrotic cysts, group B cancer associated with emphysematous tissue, group C cancer associated with normal lung tissue
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BMC Pulmonary Medicine

ISSN: 1471-2466

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