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Table 1 Basic and clinical characteristics of the study population (n = 10).

From: Dosimetric comparison using different multileaf collimeters in intensity-modulated radiotherapy for upper thoracic esophageal cancer

Age (years)  
   Median 48
   Range 39-61
Gender  
   Male 9
   Female 1
Stage  
   T3N0M0 3
   T3N1M0 4
   T4N0M0 2
   T4N1M0 1
Length of Pgtv (cm)  
   Median 9.4
   Range 8.3-11.5
Volume of Pgtv (cm 3 )  
   Median 94.1
   Range 62.9-121.8
Length of PTV (cm)  
   Median 16.2
   Range 15.2-17.5
Volume of PTV (cm 3 )  
   Median 278.5
   Range 228.4-327.9
Volume of total lung (cm 3 )  
   Median 3532.6
   Range 2774.2-4888.1
  1. Pgtv: planning gross target volume; PTV: planning target volume.