Table 1 Summary of pathologic characteristics of included lesions.
Variable | Total | T1a-cN0M0 Stage IA | T2N0M0 Stage IB | Χ 2 |
|---|---|---|---|---|
Sex | ||||
Male | 129 | 73 | 56 | |
Female | 198 | 119 | 79 | |
Smoking status | ||||
Yes | 154 | 84 | 70 | |
No | 173 | 108 | 65 | |
Tumor size | 1.51 cm(0.5–3.0) | 1.35 cm (0.5–2.8) | 1.72 cm (0.8–3.0) | |
Pathological grade for NSCLC | ||||
LPA | 100(30.6%) | 78(78%) | 22(22%) | P = 0.000↑ |
Acinar | 150(45.9%) | 86(53.3%) | 64(42.6%) | |
Papollary | 27(8.26%) | 15(55.6%) | 12(44.4%) | |
MP | 22(6.73%) | 5(22.7%) | 17(77.3%) | P = 0.009↑ |
Solid | 9(2.75%) | 0(0%) | 9(100%) | P = 0.000↑ |
Mucinous | 19(5.81%) | 8(42.1%) | 11(57.9%) | |
Pathological grade | ||||
Grade I | 43(13.1%) | 43(100%) | 0(0%) | P = 0.000↑ |
Grade II | 259(79.2%) | 144(55.6%) | 115(44.4%) | |
Grade III | 25(7.65%) | 5(20%) | 20(80%) | P = 0.003↑ |