Table 1.
General characteristics of the sample
| Knee (side) | Left (% (n)) | 46.5% (1914) |
| Right (% (n)) | 53.5% (2202) | |
| Gender | Male (% (n)) | 44.5% (1832) |
| Female (% (n)) | 55.5% (2284) | |
| Age (mean ± SD) | 71.8 ± 8.4 | |
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