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四川不同地区肺癌患者的预后
The lung cancer patients' survival of different regions in Sichuan
| Variables | Central. | Southern. | North. | Western. | P value |
| Total | 652 | 130 | 162 | 59 | |
| Death toll | 522 | 94 | 133 | 51 | |
| 3-year survival rate | 19.9% | 27.7% | 17.9% | 13.6% | |
| Survival time | 30.030±0.889 | 31.785±1.688 | 27.136±1.530 | 22.525±1.763 | 0.021 |
