Table 5.

Tissue volumes with dose differences exceeding ±5% and ±10% of the prescription dose using different catheter reconstruction techniques relative to the SPS-based plan with three Venezia^TM lunar ovoid sizes

	22 mm		26 mm		30 mm
	V–5% | V+5% (cm3)	V–10% | V+10% (cm3)	V–5% | V+5% (cm3)	V–10% | V+10% (cm3)	V–5% | V+5% (cm3)	V–10% | V+10% (cm3)
Centerline	1.75 | 1.15	0.71 | 0.33	4.89 | 3.04	1.94 | 1.18	6.34 | 4.77	2.50 | 2.03
CT wire	0.76 | 1.54	0.27 | 0.62	4.00 | 3.94	1.54 | 1.67	3.25 | 2.59	1.28 | 1.01
Manufacturer’s model	1.12 | 1.26	0.21 | 0.34	1.19 | 1.88	0.31 | 0.80	2.54 | 1.60	0.67 | 0.33