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Table 1 Patient and tumor characteristics

From: A retrospective study of external beam radiation, neutron brachytherapy, and concurrent chemotherapy for patients with localized advanced carcinoma of the esophagus

Characteristics Total (%) TS PF p value
Gender     0.395
Male 84(60.0) 30(55.6) 54(62.8)  
Female 56(40.0) 24(44.4) 32(37.2)  
Age(years)     0.028
≤65 86(61.4) 27(50.0) 59(68.6)  
>65 54(38.6) 27(50.0) 27(31.4)  
The length     0.354
≤5 cm 58(41.4) 25(46.3) 33(38.4)  
>5 cm 82(58.6) 29(53.7) 53(61.6)  
Tumor location     0.800
Upper 33(23.6) 11(20.4) 22(25.6)  
Middle 92(65.7) 38(70.4) 54(62.8)  
Lower 15(11.7) 5(9.2) 10(11.6)  
T stage     0.026
 T2 22(15.7) 13(24.1) 9(10.5)  
 T3 51(36.4) 22(40.7) 29(33.7)  
 T4 67(47.9) 19(35.2) 48(55.8)  
N stage     0.002
 N0 68(48.6) 35(64.8) 33(38.4)  
 N1 72(51.4) 19(35.2) 53(61.6)  
6th AJCC stage     0.007
 Iia 43(30.7) 24(44.4) 19(22.1)  
 Iib 7(5.0) 4(7.4) 3(3.5)  
 III 90(64.3) 26(48.2) 64(74.4)  
 RT Dose     0.809
 ≤66 Gy 89(63.6) 35(64.8) 54(62.8)  
 ≥67 Gy 51(36.4) 19(44.4) 32(37.2)  
  1. Abbreviations: CRT = chemotherapy plus radiotherapy; RT = radiotherapy alone; OS = Overall survival rate; LCR = local control rate.