Physiotherapist Led Triage in Primary Care for Patients With Hip or Knee OA

Patients with hip or knee OA assessed by a GP at any of the included health care centers in the study, and referred on for orthopaedic consultation to any of the included hospitals in the Västra Götaland. Inclusion Criteria: * primary OA in hip or knee * understands and speak Swedish Exclusion Criteria (if stated in the referral) * Previously been assessed for the same condition by an orthopaedic surgeon * Referred by an orthopaedic surgeon * Secondary OA due to fractures or osteonecrosis of the femoral head * Referral to a specific orthopaedic surgeon