Pattern of recurrence and prognostic factors in patients with pT1-3 N0 esophageal squamous cell carcinoma after surgery: analysis of a single center experience

Table 5 Impact of clinicopathological parameters on RFS rates

Prognostic factor	No. of patients	3-yr RFS rate (%)	5-yr RFS rate (%)	P-value
Tumor location
UT	11	47.1	0.0	0.006*
MT/LT + EGJ	90	86.2	84.0
VI
Present	6	20.8	20.8	< 0.001*
Absent	95	85.6	83.5
Tumor grade
Well/moderate	86	86.6	84.3	0.007*
Poor	15	52.4	52.4
CEA (μg/ml)^a
< 5.0	91	84.1	82.0	0.001*
≥ 5.0	10	42.9	42.9

CEA serum carcinoembryonic antigen level, EGJ gastroesophageal junction, LT lower thoracic, MT middle thoracic, RFS recurrence-free survival, UT upper thoracic, VI lymphovascularr invasion
^athe upper limit of the clinical reference value was used as the cutoff value
*: P-value < 0.05

ISSN: 1749-8090