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Table 3 Orbital volume change after radiotherapy

From: Efficacy of orbital radiotherapy in moderate-to-severe active graves’ orbitopathy including long-lasting disease: a retrospective analysis

Orbital volume (cm3)

Before RT

After RT

P valuea

Superior Rectus (cm3)

1.22 ± 0.50

1.08 ± 0.44

<  0.001

Inferior Rectus (cm3)

1.18 ± 0.50

1.09 ± 0.46

<  0.001

Medial Rectus (cm3)

1.45 ± 0.68

1.24 ± 0.56

<  0.001

Lateral Rectus (cm3)

1.24 ± 0.58

1.1.0 ± 0.46

< 0.001

Orbital fat (cm3)

23.95 ± 2.86

20.77 ± 2.72

<  0.001

  1. a Paired t-test