Table VII.

Association between irradiated volume of the spleen (%) and absorbed dose (Gy) for three-dimensional conformal radiotherapy and IMRT (P=0.02).

Technique	10 Gy	15 Gy	20 Gy	30 Gy
2-field	96.6 (53–100)	95.3 (48–100)	93.8 (42–100)	90.5 (34–100)
3-field	97.7 (67–100)	96.4 (63–100)	94.9 (58–100)	90.5 (48–100)
4-field	97.7 (66–100)	96.7 (60–100)	94.8 (55–100)	87.4 (39–100)
IMRT	95.9 (48–100)	93.9 (40–100)	91.1 (32–100)	83.0 (15–100)

Data are presented as median (range) % values. IMRT, intensity-modulated radiation therapy.