The aim of this study was to assess the function, pain intensity and walking distance in patients prior to and after total knee arthroplasty, who received therapy either in a clinic under direct supervision of a physical therapist and patients who received telerehabilitation.

The study population consisted of 105 patients who had knee arthroplasty due to knee arthrosis followed by 6- weeks physiotherapy, mean age 68.5 ± 7.3 years. The patients were randomly divided into two groups: I - telerehabilitation group (n=54), and II clinical control group (n=51), who received physiotherapy supervised by physiotherapist. All patients were given the following tests: VAS (0-10), 6-Minute Walk Test, and KSS - Knee Society Score.

Inclusion Criteria:

• total cemented knee arthroplasty with posterior stability (PS -cruciate sacrificing, posterior stabilized),
• informed consent to participate in the study,
• full medical record,
• patients' regular control visits,
• knee degenerative disorder stage II and III according to Altman classification,
• ability to understand and independently perform the complete physiotherapeutic programme

Exclusion Criteria:

• partial arthroplasty,
• deformation aetiology other knee degenerative disorder,
• cognitive disorders resulting in inability to fill out the study questionnaire, - degenerative disorders of multiple joints,
• poor general health that prevented the patient from understanding or performing the full physiotherapeutic programme,
• intraoperative and postoperative complications preventing the patient from understanding or performing the full physiotherapeutic programme,
• lack of informed consent to participate in the study.