Evaluation of High-Performance Polyether Ether Ketone Polymer Treated with Piranha Solution and Epigallocatechin-3-Gallate Coating

Table 2

Data describing roughness (AFM) results.

	Mean (nm)	Standard deviation	Minimum (nm)	Median (nm)	Maximum (nm)
C	51.37	14.0871	32.77	47.13	69.827
P	194.89	33.6454	148.17	198.42	241.56
E	135.45	13.8431	108.7	139.3	154.1
PE	151.02	9.4608	138.2	149.7	170.2