Table 4 Comparison of target coverage between IMRT and IMRT_PMC&CST

PTV1 (50 Gy)

D_max (Gy)

64.88 ± 0.66

65.04 ± 0.70

−0.806

0.430

D_mean(Gy)

59.91 ± 0.85

59.85 ± 0.68

0.633

0.534

CI

1.071 ± 0.025

1.073 ± 0.024

−1.077

0.295

HI

0.213 ± 0.012

0.209 ± 0.016

0.911

0.374

PTV2 (60 Gy)

D_max (Gy)

64.88 ± 0.66

65.04 ± 0.70

−0.806

0.430

D_mean (Gy)

62.36 ± 0.53

62.41 ± 0.56

−0.287

0.777

CI

1.055 ± 0.049

1.039 ± 0.047

1.643

0.117

HI

0.082 ± 0.016

0.089 ± 0.016

−1.646

0.116