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Table 1 Clinicopathological characteristics and Lgr5 expression in tumors from 44 patients with SCCE

From: Primary small cell carcinoma of the esophagus: clinicopathological study of 44 cases

Variable No.of patients %
Gender   
Male 33 75.0
Female 11 25.0
Age   
>60 15 34.1
<=60 29 65.9
PS score   
>1 4 9.1
<=1 40 90.9
Tumor length(39 available)   
> = 5 cm 21 53.8
<5 cm 18 46.2
Tumor location   
Upper thoracic segment 7 15.9
Middle thoracic segment 22 50.0
Lower thoracic segment 15 34.1
AJCC stage(43 available)   
I/II 19 44.2
III/IV T classification(40 available) 24 55.8
T < =2 20 45.5
T > 2 20 45.5
N classification(42 available)   
N0 16 36.4
N+ 26 59.1
M classification(43 available)   
M0 33 75.0
M1 10 22.7
Treatment approach   
Surgery   
No 11 25.0
Yes 33 75.0
Chemotherapy   
No 16 36.4
Yes 28 63.6
Radiotherapy   
No 16 36.4
Yes 28 63.6
Lgr5 expression   
Low 23 52.3
High 21 47.7