Table 1 Clinical data of 112 pN0 ESCC patients undergoing radical esophagectomy with lymphadenectomy
From: Clinical study on postoperative recurrence in patients with pN0 esophageal squamous cell carcinoma
Variables | Recurrence | Statistic | pValue | |
|---|---|---|---|---|
Positive | Negtive | |||
No. of patients | 45 | 67 | - | - |
Gender (M/F) | 39/6 | 53/14 | χ 2 = 0.497 | 0.173 |
Age (years) | 60 ± 5 | 61 ± 7 | t = 4.877 | 0.782 |
Tumor location | χ 2 = 7.845 | 0.038 | ||
&Upper | 11 | 10 | ||
&Middle | 29 | 35 | ||
&Lower | 5 | 22 | ||
Grade of differentiation | χ 2 = 6.380 | 0.043 | ||
&Well (G1) | 4 | 12 | ||
&Moderately (G2) | 9 | 22 | ||
&Poorly (G3) | 32 | 33 | ||
pT status | χ 2 = 18.837 | 0.006 | ||
&T1 | 0 | 19 | ||
&T2 | 6 | 19 | ||
&T3 | 35 | 26 | ||
&T4a | 4 | 3 | ||
Pathological staging | χ 2 = 7.845 | 0.024 | ||
&Stage I | 1 | 20 | ||
&Stage II | 9 | 18 | ||
&Stage III | 31 | 26 | ||
&Stage IIIA | 4 | 3 | ||
Lymphadenectomy | χ 2 = 5.226 | 0.119 | ||
&Two field | 39 | 58 | ||
&Three field | 6 | 9 | ||
Intralmural metastasis | χ 2 = 3.593 | 0.336 | ||
&Positive | 4 | 0 | ||
&Negtive | 41 | 67 | ||