Table 8 Characteristic of small invasive tumor in SEER database and our institute.

From: Time-to-Progression of NSCLC from Early to Advanced Stages: An Analysis of data from SEER Registry and a Single Institute

Stage-Number (%)

0~3 mm

3~5 mm

5~7 mm

≤3 cm

n = 89

n = 191

n = 361

n = 23552

T2a

1(1.1)

12(6.3)

29(8.0)

–

T3

11(12.4)

20(10.4)

22(6.0)

2238(9.5)

T4

4(4.4)

8(4.1)

12(3.3)

1465(6.2)

N1

5(5.6)

7(3.7)

8(2.3)

1739(7.4)

N2

10(1.1)

6(3.1)

24(6.6)

3154(13.4)

N3

–

4(2.0)

3(0.8)

733(3.1)

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