TABLE 1.
Clinical factors of STAS_positive and STAS_negative groups.
| Factors | Overall (n = 19) | Positive (n = 11) | Negative (n = 8) | p-value | |
|---|---|---|---|---|---|
| Age group (years, %) | ≥60 | 11 (57.9) | 7 (63.6) | 4 (50.0) | 0.658 |
| <60 | 8 (42.1) | 4 (36.4) | 4 (50.0) | ||
| Gender (%) | Female | 9 (47.4) | 4 (36.4) | 5 (62.5) | 0.37 |
| Male | 10 (52.6) | 7 (63.6) | 3 (37.5) | ||
| Tumor_size (cm) | Median [IQR] | 2.00 [1.35, 3.00] | 2.50 [1.50, 3.00] | 1.75 [1.15, 2.62] | 0.558 |
| N_stage (%) | N0 | 17 (89.5) | 9 (81.8) | 8 (100.0) | 0.228 |
| N2 | 2 (10.5) | 2 (18.2) | 0 (0.0) | ||
| p stage (%) | IA1 | 4 (21.1) | 2 (18.2) | 2 (25.0) | 0.454 |
| IA2 | 5 (26.3) | 2 (18.2) | 3 (37.5) | ||
| IA3 | 7 (36.8) | 5 (45.5) | 2 (25.0) | ||
| IB | 1 (5.3) | 0 (0.0) | 1 (12.5) | ||
| IIIA | 2 (10.5) | 2 (18.2) | 0 (0.0) | ||
| Smoking (%) | No | 11 (57.9) | 6 (54.5) | 5 (62.5) | 1 |
| Yes | 8 (42.1) | 5 (45.5) | 3 (37.5) | ||
| EGFR (%) | Mutant-type | 4 (21.1) | 2 (18.2) | 2 (25.0) | 1 |
| Wild-type | 15 (78.9) | 9 (81.8) | 6 (75.0) | ||
| ALK (%) | Mutant-type | 4 (21.1) | 3 (27.3) | 1 (12.5) | 0.603 |
| Wild-type | 15 (78.9) | 8 (72.7) | 7 (87.5) | ||
| KRAS (%) | Mutant-type | 4 (21.1) | 3 (27.3) | 1 (12.5) | 0.603 |
| Wild-type | 15 (78.9) | 8 (72.7) | 7 (87.5) | ||