Table 1 Baseline characteristics of lung cancer patients grouped by the admission time
| Â | Admission time | Â | |
|---|---|---|---|
Demographics | 2013.1–2013.12 | 2014.1–2014.12 | P |
Number (n) | 81 | 92 | Â |
Age (y) | Â | Â | 0.001 |
  ≤ 60 | 20(24.7) | 47(51.1) |  |
  > 60 | 61(75.3) | 45(48.9) |  |
Gender | Â | Â | 0.504 |
 Male | 26(32.5) | 25(27.2) |  |
 Female | 54(67.5) | 67(72.8) |  |
Histological Type | Â | Â | 0.710 |
 SCC | 40(49.4) | 42(45.7) |  |
 Adenocarcinoma | 25(30.9) | 27(29.3) |  |
 Other | 16(19.8) | 23(25.0) |  |
Expression level of circ SCAPa | Â | Â | 0.085 |
 Low | 35(43.2) | 28(30.4) |  |
 High | 46(56.8) | 64(69.6) |  |
T stage | Â | Â | 0.184 |
 T1 + T2 | 61(75.3) | 60(65.2) |  |
 T3 + T4 | 20(24.7) | 32(34.8) |  |
N stage | Â | Â | 0.489 |
 N0 | 42(51.9) | 52(56.5) |  |
 N1 | 16(19.8) | 12(13.0) |  |
 N2 | 23(28.4) | 28(30.4) |  |
Grade | Â | Â | 0.450 |
 G1 | 15(18.5) | 11(12.0) |  |
 G2 | 24(29.6) | 27(29.3) |  |
 G3 | 42(51.9) | 54(58.7) |  |
TNM stage | Â | Â | 0.199 |
 I | 28(34.6) | 26(28.3) |  |
 II | 26(32.1) | 23(25.0) |  |
 III | 27(33.3) | 43(46.7) |  |
Vessel invasion | Â | Â | 1.000 |
 No | 60(74.1) | 69(75.0) |  |
 Yes | 21(25.9) | 23(25.0) |  |
Recurrence or metastasis | Â | Â | 0.159 |
 No | 47(58.0) | 63(68.5) |  |
 Yes | 34(42.0) | 29(31.5) |  |
Postoperative CRT | Â | Â | 0.129 |
 No | 31(38.3) | 46(50.0) |  |
 Yes | 50(61.7) | 46(50.0) |  |