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Correlation with Pearson’s coefficient of the VAS scale for pain AOFAS-MTP-IP total score results obtained from interviewer A the first time
| AOFAS-MTP-IP scores | Pearson’s coefficient |
| Total score, interviewer A | - 0.5271 |
| AOFAS-MTP-IP, first item score (pain) | - 0.5204 |
