SUPR-3D: A randomized phase iii trial comparing simple unplanned palliative radiotherapy versus 3d conformal radiotherapy for patients with bone metastases: study protocol

Table 3 Sample sizes to detect differences in RINV

	Approximate sample size required
RINV 60 to 50%	1600
RINV 60 to 40%	400
RINV 60 to 35%	250
RINV 60 to 30%	175
RINV 60 to 20%	90

ISSN: 1471-2407