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| Presence of Fabella | |||
| Right (n=27) | Left (n=36) | p | |
| Sex | 0.105 | ||
| Female | 12 | 9 | |
| Male | 15 | 27 | |
| Right gonarthrosis* | 0.456 | ||
| Grade 0 | 2 | 8 | |
| Grade 1 | 12 | 16 | |
| Grade 2 | 7 | 8 | |
| Grade 3 | 5 | 3 | |
| Grade 4 | 1 | 1 | |
| Left gonarthrosis* | 0.302 | ||
| Grade 0 | 2 | 8 | |
| Grade 1 | 17 | 16 | |
| Grade 2 | 5 | 9 | |
| Grade 3 | 2 | 3 | |
| Grade 4 | 1 | 0 | |
| * Fisher-Freeman-Halton test was used; Chi-square test was used; Kellgren- Lawrence classification was used. | |||
