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Table 4 Mean values and 95% confidence interval for OAR dose-volume parameters

From: Radiotherapy of large target volumes in Hodgkin's lymphoma: normal tissue sparing capability of forward IMRT versus conventional techniques

Parameter

AP-PA

FPIMRT

p-value

VL20 (%)

45.4 (39.4-51.3)

45.1 (39.5-50.7)

n.s.

VL30 (%)

28.5 (23.8-33.2)

23.4 (20.2-26.6)

0.002

VT30 (%)

79.0 (54.2-103.7)

20.8 (4.5-37.1)

0.0005

VB20* (%)

21.2 (5.8-58.2)

20.7 (5.8-57.7)

n.s.

  1. Abbreviations: VL20 = volume of lung receiving at least 20 Gy, VL30 = volume of lung receiving at least 30 Gy, VT30 = volume of thyroid receiving at least 30 Gy, VB20 = volume of breast receiving at least 20 Gy, other abbreviations as in table 3.
  2. * Median and range
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Radiation Oncology

ISSN: 1748-717X

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