Inclusion Criteria:  Primary THA/TKA due to primary osteoarthritis for >6 months, Age <65 To be able to communicate in Turkish Agree to participate in the study  Exclusion Criteria:  1. who do not agree to participate in the study 2- who will undergo 2nd revision TKA 3- who have undergone lower extremity surgery and thus have sequelae 4-having cognitive impairment