Table 5.

Summary of the radiobiological measures for the original treatment plan and delivered fractions of helical tomotherapy for patient 3

	Optimum	Plan	5fx	10fx	15fx	20fx
$\stackrel{‒}{D}\left(\mathrm{Gy}\right)$	-	50.00	45.75	45.55	45.45	45.15
${\overline{\stackrel{‒}{D}}}_{\mathrm{B}}\left(\mathrm{Gy}\right)$	70.00	63.25	59.25	59.05	58.95	58.70
${\overline{\stackrel{‒}{D}}}_1\left(\mathrm{Gy}\right)$	19.45	17.35	15.95	15.95	15.90	16.25
P +	0.799	0.771	0.730	0.726	0.725	0.716
P B	0.897	0.822	0.760	0.757	0.754	0.750
P I	0.098	0.051	0.030	0.030	0.030	0.034