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 |