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Table 2 γ passing rates for entire plans, targets and OARs. (%)

From: Correlation between the γ passing rates of IMRT plans and the volumes of air cavities and bony structures in head and neck cancer

 

AAA

AXB

p value

Entire plans

95.6±1.9

96.2±1.7

>0.05

PGTVnx

93.8±2.3

99.6±0.2

<0.05

PGTVnd

98.9±1.1

99.3±0.7

>0.05

PTV1

97.3±1.3

99.7±0.2

<0.05

PTV2

98.2±0.8

98.9±0.9

>0.05

PTV

90.3±6.2

97.2±5.3

<0.05

Brain stem

99.9±0.3

99.9±0.2

>0.05

Spinal cord

96.9±2.9

97.0±3.2

>0.05

Optic chiasm

99.9±0.2

99.9±0.2

>0.05

Left optic nerve

100±0

100±0

>0.05

Right optic nerve

99.9±0.4

100±0

>0.05

Pituitary

99.7±0.3

100±0

>0.05

Left len

99.5±0.3

99.7±0.2

>0.05

Right len

99.6±0.2

99.9±0.2

>0.05

Left eye

99.3±2.6

99.3±2.3

>0.05

Right eye

99.3±2.1

99.3±2.1

>0.05

Left temporal lobe

99.8±0.1

99.9±0.1

>0.05

Right temporal lobe

99.8±0.4

99.9±0.2

>0.05

Mandible

98.3±0.7

99.8±0.4

<0.05

Left parotid gland

99.0±1.5

99.6±0.6

>0.05

Right parotid gland

99.4±0.9

99.7±0.4

>0.05

Left inner ear

99.7±0.6

100±0

>0.05

Right inner ear

99.7±0.6

100±0

>0.05

Oral cavity

96.7±0.8

99.2±0.5

<0.05