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Table 3 Characteristics of radiation therapy for AVPM by treatment group

From: Neuro-ophthalmologic outcomes of standard versus hypo-fractionated stereotactic radiotherapy of AVPM

Characteristic

Treatment group

p-value

 

cFSRT (n = 35)

hSRT (n = 13)

 
 

28 × 180 cGy

(80% IDL)

EQD2 = 48–51.8 Gy Eq (α/β = 3)

5 × 450–600 cGy

(80% IDL)

EQD2 = 33.75–54 Gy Eq (α/β = 3)

 

Treatment year

2010

2014

p < 0.001

Median (range)

(2004–2015)

(2013–2015)

 

Time from pretreatment neuro-ophthalmologic evaluation to first day of radiation treatment (Median in months)

3

2

p = 0.487

  1. AVPM anterior visual pathway meningioma; cFSRT conventionally fractionated stereotactic radiotherapy; cGy centigray; hSRT hypofractionated stereotactic radiotherapy; IDL Isodose Line; EQD2 Two Gy bioequivalent radiation dose