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Table 1 Patients’ characteristics

From: Long-term results of chemoradiotherapy for stage II-III thoracic esophageal cancer in a single institution after 2000 -with a focus on comparison of three protocols-

Characteristic Number of patients
Age at radiotherapy  
 66 years or less 140
 More than 66 years 158
Gender  
 Male 255
 Female 43
Performance status  
 0 54
 1 201
 2 27
 Unknown 16
Primary site  
 Upper thoracic esophagus 91
 Middle thoracic esophagus 160
 Lower thoracic esophagus 47
Stage  
 II 93
 III (non-T4) 134
 III (T4) 71
Protocol  
 Group A 48
 Group B 159
 Group C 91
Radiotherapy dose  
 60 Gy or less 221
 More than 60 Gy 77
Concomitant chemotherapy  
 1 cycle 42
 2 cycles 256
Adjuvant chemotherapy  
 With 67
 Without 231