Table 2 Characteristics of the dose-volume variables for the two subgroups (n = 264).

From: LASSO-based NTCP model for radiation-induced temporal lobe injury developing after intensity-modulated radiotherapy of nasopharyngeal carcinoma

Variable

Variable value for patients without TLI

Variable value for patients with TLI

Mean

Minimum

Maximum

Mean

Minimum

Maximum

Dmax

70.1

56.1

80.8

74.3

65.3

83.1

Mean dose

22.7

6.9

47.2

27.3

19.1

37.7

D0.1cc

68.3

54.5

79.1

72.7

63.9

82.5

D1cc

64.5

48.1

77.4

69.9

58.8

81.1

D5cc

53.3

28.1

75.9

62.0

42.9

77.2

D10cc

43.4

14.6

74.8

52.9

32

73.3

D20cc

32.6

8.2

71.9

39.8

24.2

55.3

TLV

100.2

67

137.8

99.5

70.3

122.2

V75

0.2

0

9.0

1.0

0

8.4

V70

1.0

0

23.6

3.0

0

12.2

V65

2.3

0

30.6

5.1

0.003

14.9

V60

4.0

0

36.5

7.3

0.8

17.5

V50

8.0

0.8

48.4

12.2

3.1

23.2

V40

13.6

2.1

60.1

19.9

6.0

33.5

Median dose

18.9

3.3

45.9

22.4

13.6

31.3