Variable | All cases | Training set (n = 66) | Testing set (n = 86) | ||||
---|---|---|---|---|---|---|---|
High expression | Low expression | p a | High expression | Low expression | p a | ||
Age (years) | |||||||
≥ 58.00 b | 83 | 25(30.1%) | 13(15.7%) | 0.627 | 29(34.9%) | 16(19.3%) | 0.010 |
< 58.00 | 69 | 20(29.0%) | 8(11.6%) | 15(21.7%) | 26(37.7%) | ||
Gender | |||||||
Male | 105 | 29(27.6%) | 16(15.2%) | 0.340 | 31(29.5%) | 29(27.6%) | 0.887 |
Female | 47 | 16(34.0%) | 5(10.6%) | 13(27.7%) | 13(27.7%) | ||
Clinical stage | |||||||
I + II | 45 | 6(13.3%) | 12(26.7%) | 0.000 | 6(13.3%) | 21(46.7%) | 0.000 |
III + IV | 107 | 39(36.4%) | 9(8.4%) | 38(35.5%) | 21(19.6%) | ||
Tumor invasion | |||||||
T1+T2 | 23 | 0(0%) | 7(30.4%) | 0.000 | 3(13.0%) | 13(56.5%) | 0.005 |
T3+T4 | 129 | 45(34.9%) | 14(10.9%) | 41(31.8%) | 29(22.5%) | ||
Node stage | |||||||
N0+N1 | 101 | 32(31.7%) | 15(14.9%) | 0.979 | 24(23.8%) | 30(29.7%) | 0.105 |
N2+N3 | 51 | 13(25.5%) | 6(11.8%) | 20(39.2%) | 12(23.5%) | ||
Histology-differentiation | |||||||
Well | 51 | 15(29.4%) | 11(21.6%) | 0.123 | 11(21.6%) | 14(27.5%) | 0.395 |
Poorly | 101 | 31(30.7%) | 10(9.9%) | 33(32.7%) | 28(27.7%) |