Table 2.
Survival analysis of the clinical pathological parameters
| Clinical features | Cases | Mortality | MST (95 % CI) | Log-rank P value | HR (95 % CI) |
|---|---|---|---|---|---|
| Age | |||||
| ≤ 58 years | 45 | 35 | 26 (16.141~38.859) | 0.850 | 1.049 (0.637~1.725) |
| > 58 years | 38 | 28 | 18 (5.918~30.082) | ||
| Sex | |||||
| Male | 60 | 46 | 26 (13.348~38.652) | 0.796 | 1.075 (0.616~1.876) |
| Female | 23 | 17 | 18 (8.609~27.391) | ||
| Size | |||||
| ≤ 4.5 cm | 48 | 35 | 29 (17.118~40.882) | 0.339 | 1.270 (0.772~2.088) |
| > 4.5 cm | 35 | 28 | 19 (4.512~33.488) | ||
| Site | |||||
| Upper | 9 | 6 | 33 (0~73.905) | 0.028 | 1.803 (0.992~3.278) |
| Middle | 65 | 48 | 29 (18.467~39.533) | ||
| Below | 9 | 9 | 11 (5.156~16.844) | ||
| Gross morphology | |||||
| Medullary | 62 | 46 | 30 (9.755~50.245) | <0.001 | 1.252 (0.942~1.663) |
| Umbrella | 5 | 4 | 9 (6.853~11.147) | ||
| Ulcer | 13 | 10 | 20 (10.605~29.395) | ||
| Stenosis | 3 | 3 | 6 (4.400~7.600) | ||
| Histological grade | |||||
| I | 32 | 20 | 47 (10.966~83.034) | 0.009 | 1.885 (1.212~2.932) |
| II | 46 | 38 | 20 (8.616~31.384) | ||
| III | 5 | 5 | 8 (5.853~10.147) | ||
| TNM stages | |||||
| I~II | 49 | 32 | 42 (22.796~61.204) | 0.007 | 2.046 (1.318~3.177) |
| III | 32 | 29 | 14 (6.608~21.392) | ||
| IV | 2 | 2 | - | ||
| Treatment | |||||
| No | 41 | 31 | 19 (3.944~34.056) | 0.529 | 0.855 (0.522~1.402) |
| Yes | 42 | 32 | 22 (10.886~33.114) | ||
Histological grade: I, high differentiated ESCC; II, moderately differentiated ESCC; III, poorly differentiated ESCC
Treatment: Radiotherapy or chemotherapy after surgery