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Table 4 Treatment characteristics

From: Stereotactic body radiotherapy for intramedullary metastases: a retrospective series at the Oscar Lambret center and a systematic review

No. of patients

Total dose (Gy)

Number of fractions

Fraction (Gy)

BED (α/ß = 10) (Gy)

BED (α/ß = 2) (Gy)

GTV (cc)

PTV (cc)

1

30

6

5

45

105.0

1.72

2.62

2

36

6

6

57.60

144.0

1.16

1.95

3

25

5

5

37.50

87.5

2.74

5.27

4

36

6

6

57.60

144.0

0.31

0.62

5

30

6

5

45

105.0

1.0

1.58

  1. Abbreviations: Gy, gray; cc, cubic centimeter; BED, biologically effective dose