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Table 3 Summary of the worst-case target coverage as percentage of prescription dose

From: A single-field integrated boost treatment planning technique for spot scanning proton therapy

 

SFUD% (range)

SFIB% (range)

IMPT% (range)

D 95 /D pre (All patients)

102.7 ± 5.0

100 ± 1.3

-

(97.6-115.9)

(97.6-102.5)

-

D 98 /D pre (All patients)

101.1 ± 5.2

98.1 ± 2.1

-

(95.2-114.2)

(95.0-101.2)

-

EUD/D pre (All patients)

108.0 ± 6.1

104.6 ± 2.8

-

(101.6-120.2)

(101.9-108.9)

-

D 95 /D pre (exclude patient 2)

103.8 ± 5.5

100.1 ± 1.5

97.4 ± 3.3

(99.7-115.9)

(97.6-102.5)

(92.7-101.9)

D 98 /D pre (exclude patient 2)

101.9 ± 5.9

97.9 ± 2.4

93.6 ± 6.1

(95.2-114.2)

(95.0-101.2)

(82.4-100.4)

EUD/D pre (exclude patient 2)

109.5 ± 6.7

105.5 ± 3.0

102.3 ± 4.1

(101.6-120.2)

(101.9-108.9)

(95.4-106.8)

  1. Abbreviations: D 95 and D 98 , doses to 95% and 98% of the target volumes as displayed on the cumulative DVH, respectively, D pre , prescription dose, EUD equivalent uniform dose, SFUD single field uniform dose, SFIB single-field integrated boost, IMPT intensity modulated proton therapy.