Recruitment and sample size
A convenient sample of fourteen participants diagnosed with knee OA were recruited from the orthopedic clinics and rehabilitation department at a local hospital. Inclusion criteria included adults who speak Arabic, aged ≥ 40 years, were diagnosed with knee OA based on clinical and radiographic evaluation by their physicians and radiologist or from medical records. Exclusion criteria included diagnosis of any orthopedic (other than OA) or neurological condition confirmed by self-report or from the medical records.
The principle investigator was the first to contact the participants in the hospital to inquire about their willingness to participant in the study. Those who consented to take part were contacted by phone to organize the date of the focus group or interviews.