Table 3 Correlation between the presence of STAS and pathological factors
STAS | P value | |||
|---|---|---|---|---|
Present N = 41 | Absent N = 147 | |||
TNM stage | III + IV | 11(26.8) | 9(6.1) | ＜0.001 |
I + II | 30(73.2) | 138(93.9) | ||
Gross size | 20(13,30) | 15(12,24) | 0.018 | |
IASLC | 3 | 25(61) | 38(25.9) | ＜0.001 |
1,2 | 16(39) | 109(74.1) | ||
margin | + | 5(12.2) | 4(2.7) | 0.036 |
- | 36(87.8) | 143(97.3) | ||
Vessel invasion | + | 13(31.7) | 6(4.1) | ＜0.001 |
- | 28(68.3) | 141(95.9) | ||
Pleural invasion | + | 21(51.2) | 46(31.3) | 0.018 |
- | 20(48.8) | 101(68.7) | ||
Lymph nodes | + | 13(31.7) | 13(8.8) | ＜0.001 |
- | 28(68.3) | 134(91.2) | ||
Ki67 | 30(10,45) | 5(4,10) | ＜0.001 | |
EGFR | + | 23(56.1) | 83(56.5) | 0.967 |
- | 18(43.9) | 64(43.5) | ||
ALK | + | 2(4.9) | 2(1.4) | 0.208 |
- | 39(95.1) | 145(98.6) | ||
PD1 | + | 0(0) | 2(1.4) | 1.000 |
- | 41(100) | 145(98.6) | ||
PDL1 | + | 20(48.8) | 29(19.7) | ＜0.001 |
- | 21(51.2) | 118(80.3) | ||