Provider volumes and early outcomes of primary total joint replacement in Ontario.

BACKGROUND: A relation between provider volume and outcome of total joint replacement (TJR) has not been demonstrated in Canada. Given the recent increase in TJR, changing patient characteristics and small sizes of previous Ontario studies, we reassessed whether adverse outcomes of TJR are related to hospital and surgeon procedure volumes. METHODS: We included all Ontarians aged 20 years and older who underwent a unilateral elective primary …