Increase in the Tibial Slope Reduces Wear after Medial Unicompartmental Fixed-Bearing Arthroplasty of the Knee

Table 1

Mean (SD) size and shape of the wear particles generated in different angles of slope.

	Mean diameter (µm)	Equivalent circle diameter (µm)	Aspect ratio	Roundness
Slope 0^°	0.23 ± 0.27	0.18 ± 0.20	1.68 ± 0.74	0.58 ± 0.25
Slope 4^°	0.20 ± 0.23	0.16 ± 0.16	1.61 ± 0.66	0.64 ± 0.26
Slope 8^°	0.18 ± 0.21	0.15 ± 0.14	1.83 ± 0.76	0.53 ± 0.24