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DVH Analysis

Coverage Index

CI =

CTV(100%)

V(CTV)

Homogeneity index

HI =

CTV(100%)-CTV(150%)

(>0.75)

CTV(100%)

Over dose volume Index

OI =

CTV(200%)

V(CTV)

External volume Index

EI=

NTV(100%)- CTV(100%)

V(CTV)