Table 3.

The percentage of ITV shrinkage in tumors with diameter $<3 \text{cm}$

Fraction Percentage	Mean	SD	Minimum Value	Maximum Value
pre‐fraction 2	$-3.1\%$	18.0%	$-50.0\%$	28.6%
pre‐fraction 3	$-2.1\%$	27.3%	$-87.2\%$	31.5%
pre‐fraction 4	2.2%	28.3%	$-81.7\%$	43.1%
pre‐fraction 5a	5.9%	21.4%	$-53.2\%$	33.7%

^{a a} Only 15 tumors were available for evaluating the percentage of ITV shrinkage before the 5th fraction of SBRT.