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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Biomaterials. 2015 Apr 7;54:168–176. doi: 10.1016/j.biomaterials.2015.03.020

Table 2. Catheter Roughness (Ra) measurements.

Sample AVG Ra (nm)
Hospital TPU 4.86 ± 1.38
Plain TPU 19.07 ± 7.36*
TPU Composite 7.34 ± 1.78
Leached TPU Composite 6.52 ± 2.42
*

Asterisk denotes statistically different (p < 0.05) to all other samples, n = 3