Excessive Pretreatment Weight Loss Is a Risk Factor for the Survival Outcome of Esophageal Carcinoma Patients Undergoing Radical Surgery and Postoperative Adjuvant Chemotherapy

Table 2

Comparison of the 3-year overall survival in Kaplan-Meier analysis ( = 121).

	Overall survival (%)	value
Weight loss
LWL	36.7
HWL	40.7
Pretreatment weight loss
Pre-LWL	51.9
Pre-HWL	29.9
BMI
UW	21.4
NW	43.0
OW	38.1
Location		0.025
Cervical and superior thoracic	16.0
Middle thoracic	45.9
Inferior thoracic	45.5
N stage		<0.001
N0	63.3
N1	25.0
N2-3	22.2
Age		0.021
<55	28.6
≥55	49.2
T stage		0.018
<55	55.3
≥55	32.5
Sex		0.678
Male	38.8
Female	43.5
Pathology		0.050
High differentiation	38.2
Middle differentiation	51.0
Low differentiation	25.0

Pre-LWL, low pretreatment weight loss; pre-HWL, high pretreatment weight loss; LWL, low weight loss during treatment; HWL, high weight loss during treatment; UW, underweight; NW, normal weight; OW, overweight. values were calculated using the log-rank test.