Table 1.

Summary of the plan metric to assess the plan complexity of each of the four plans

	Lung		Prostate
	High modulation	Low modulation	High modulation	Low modulation
Field MU	596	342	737	422
ALDw	0.71 cm	0.20 cm	1.40 cm	0.70 cm
Leaf travel	0.19 cm	0.04 cm	0.30 cm	0.22 cm
AoC	0.34	0.75	0.49	0.92
MCS	0.07	0.17	0.15	0.28

AoC, Area over Circumference; ALD_w, Average adjacent Leaf Distance; MCs, modulation score; MU weighted.