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Table 4 Detailed characteristics of patients with nodal involvementa

From: Solid part size is an important predictor of nodal metastasis in lung cancer with a subsolid tumor

Patient number

Total tumor size

Solid part size

T stage

Central Tumor

N Stage (CT)

N Stage (PET)

EBUS

pN stage

Involved N1

Involved N2

Pathology/Subtype

1

3.0

1.7

cT1b

No

0

0

Yes

pN1

Interlobar

ADC/papillary

2

1.8

1.4

cT1b

No

0

0

Yes

pN1

Peribronchial

ADC/solid

3

4.1

2.3

cT2

No

0

2

Yes

pN1

Peribronchial

ADC/acinar

4

3.2

3.1

cT2

No

0

0

Yes

pN1

Peribronchial

ADC/papillary

5

2.7

1.2

cT1b

No

0

0

Yes

pN1

Peribronchial

ADC/acinar

6

3.7

2.8

cT2

No

0

0

No

pN2

Peribronchial

2,3,4

ADC/papillary

7

3.2

1.3

cT2

Yes

0

0

Yes

pN2

6

ADC/acinar

8

5.4

2.0

cT2

No

0

2

Yes

pN2

Peribronchial

7

ADC/acinar

9

2.7

2.6

cT1c

No

1

0

Yes

pN2

Peribronchial

7

ADC/acinar

10

2.4

1.8

cT1b

No

0

0

Yes

pN2

7

ADC/papillary

  1. ADC adenocarcinoma, CT computed tomography, EBUS endobronchial ultrasound, PET positron emission tomography
  2. aFour patients with pN2 underwent EBUS prior to surgery. One patient (patient number 9) was diagnosed with pN2 disease by EBUS, and subsequently underwent surgery due to single N2. Other cases (patient number 7, 8, 10) were diagnosed with pN2 disease by surgery