Table 2.
Overall survival of PDAC patients
| Variables | Cases | Overall survival months | P | |
|---|---|---|---|---|
|
|
|
|
|
|
| (n=149) | 3-year OS | Mean±S.D. | ||
| Age (years) | ||||
| ≤60 | 62 | 23.5% | 22.2±2.5 | 0.338 |
| >60 | 87 | 31.0% | 23.4±1.7 | |
| Sex | ||||
| Female | 51 | 27.7% | 21.3±2.2 | 0.586 |
| Male | 98 | 28.1% | 24.1±2.0 | |
| Location | ||||
| Head | 92 | 21.8% | 19.6±1.6 | 0.012* |
| Body or tail | 57 | 37.7% | 27.9±2.6 | |
| Pathological grade | ||||
| Grade 1-2 | 95 | 33.4% | 26.5±2.1 | 0.004* |
| Grade 3 | 54 | 19.5% | 17.7±1.9 | |
| T stage | ||||
| T1 | 38 | 45.4% | 28.2±2.5 | 0.002* |
| T2 | 66 | 23.2% | 23.5±2.4 | |
| T3 | 45 | 18.6% | 16.6±2.3 | |
| Vessel invasion | ||||
| Negative | 99 | 37.8% | 27.6±2.0 | <0.001* |
| Positive | 50 | 7.1% | 14.3±1.7 | |
| Lymph node metastasis | ||||
| Negative | 87 | 35.5% | 25.9±2.1 | 0.042* |
| Positive | 62 | 17.5% | 17.9±1.5 | |
| ACTG1 level | ||||
| Low | 75 | 42.5% | 28.0±1.8 | <0.001* |
| High | 74 | 12.6% | 16.9±1.9 | |
Note: * Statistically significant by log-rank test.