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Table 1 The characteristics of patients

From: Influence of target dose heterogeneity on dose sparing of normal tissue in peripheral lung tumor stereotactic body radiation therapy

Variable

N

%

Age (years)

  

 Median (range)

53 (36–80)

Gender

  

 Male

23

76.7

 Female

7

23.3

Histology

  

 Primary

15

50

 Metastatic

15

50

Site

  

 Right

13

43.3

 Left

17

56.7

PTV volume (cm3)

  

 Median (range)

18.21 (9.48–29)

  1. PTV, planning target volume