Research Article
Surface Roughness of CoCr and ZrO2 Femoral Heads with Metal Transfer: A Retrieval and Wear Simulator Study
Table 2
Surface parameters for retrievals (mean ± standard deviation).
| Head type | (m) | (m) | |
| CoCr control | 0.012 0.002 | 0.016 0.004 | 0.85 1.09 | ZrO2 control | 0.013 0.002 | 0.018 0.003 | 0.204 0.114 | CoCr transfer | 0.380 0.308 | 0.540 0.512 | 0.597 1.319 | ZrO2 transfer | 0.294 0.294 | 0.363 0.387 | 1.397 1.365 |
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