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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: J Vasc Interv Radiol. 2014 Aug 23;25(10):1633–1640. doi: 10.1016/j.jvir.2014.06.032

Table 3.

Single vs Paired antenna microwave ablation dimensions

Number of antenna Time (min) Spacing (cm) Length (cm) Transverse dimension (cm) Area (cm2) Volume (cm3) P-value (single vs paired)
Single 5 n/a 3.5±0.55 2.0±0.3 5.3±1.4 7.4±2.9
Paired 5 1 4.2±0.9 3.1±1.0 11.2±6.4 25.2±25 Length 0.06, trv dim 0.005, area <0.001
Paired 5 2 4.9±1.0 4.4±0.7 16.3±4.1 50.5±16 Length 0.002, trv dim <0.001, area <0.001
Single 10 n/a 4.2±0.4 2.5±0.3 8.1±1.5 14.2±3.3
Paired 10 1 4.8±0.5 3.8±0.4 14.3±3.3 36.7±9.1 Length 0.02, area <0.001, trv dim <0.001
Paired 10 2 4.8±1.3 4.5±0.7 15.6±6.2 50.8±24 Length 0.6, area 0.002, 0.001