From: A pilot study in intraparenchymal therapy delivery in the prostate: a comparison of delivery with a porous needle vs standard needle
Device vs needle
Fraction in tissue (mean with SE)
N
p-value
Device 1cm length of porous segment
0.27 ± 0.12 (0.24 ± 0.14)
7 (8)
0.013 (0.05)
Device 2 cm length of porous segment
0.33 ± 0.24
5
0.035
Needle
0.10 ± 0.11
8
0.010 (0.02)