Table 3.
Univariate and multivariate Cox regression analyses of the prognosis-related factors
| Variable | Univariable model |
Multivariable model |
||||||
|---|---|---|---|---|---|---|---|---|
| HR | HR.95L | HR.95H | p value | HR | HR.95L | HR.95H | p value | |
| Training set (n = 256) | ||||||||
| Age | 2.3114 | 1.2355 | 4.3241 | 0.0088 | 2.1003 | 1.0889 | 4.0511 | 0.0268 |
| Histological type | 2.7963 | 1.6241 | 4.8146 | 0.0002 | 1.4889 | 0.8113 | 2.7323 | 0.1988 |
| Grade | 4.4004 | 1.3628 | 14.2085 | 0.0132 | 2.3424 | 0.6819 | 8.0466 | 0.1764 |
| Stage | 3.9662 | 2.2870 | 6.8783 | 0.0000 | 2.7928 | 1.4988 | 5.2039 | 0.0012 |
| Risk score | 1.0614 | 1.0405 | 1.0827 | 0.0000 | 1.0489 | 1.0263 | 1.0720 | 0.0000 |
| Testing set (n = 255) | ||||||||
| Age | 1.4015 | 0.6890 | 2.8506 | 0.3515 | 1.2233 | 0.5728 | 2.6126 | 0.6026 |
| Histological type | 3.4650 | 1.7958 | 6.6859 | 0.0002 | 2.2780 | 1.1192 | 4.6365 | 0.0232 |
| Grade | 2.6125 | 0.8010 | 8.5213 | 0.1114 | 0.9889 | 0.2703 | 3.6183 | 0.9865 |
| Stage | 4.4158 | 2.2746 | 8.5726 | 0.0000 | 3.3562 | 1.6682 | 6.7520 | 0.0007 |
| Risk score | 1.0686 | 1.0250 | 1.1141 | 0.0018 | 1.0411 | 0.9912 | 1.0935 | 0.1083 |
| Entire set (n = 511) | ||||||||
| Age | 1.7782 | 1.1121 | 2.8432 | 0.0162 | 1.5435 | 0.9452 | 2.5204 | 0.0828 |
| Histological type | 3.0435 | 2.0032 | 4.6242 | 0.0000 | 1.7697 | 1.1192 | 2.7984 | 0.0146 |
| Grade | 3.3631 | 1.4671 | 7.7097 | 0.0042 | 1.5019 | 0.6199 | 3.6391 | 0.3677 |
| Stage | 4.1162 | 2.7000 | 6.2754 | 0.0000 | 3.0600 | 1.9218 | 4.8724 | 0.0000 |
| Risk score | 1.0616 | 1.0438 | 1.0797 | 0.0000 | 1.0481 | 1.0281 | 1.0684 | 0.0000 |