1 Department of Medicine, McMaster University, Hamilton, ON L8L 2X2, Canada; Population Health Research Institute, Hamilton, ON, Canada.
2 Department of Surgery, McMaster University, Hamilton, ON L8L 2X2, Canada.
3 Department of Orthopedic Surgery and Traumatology, Vall d'Hebron University Hospital, Barcelona, Spain.
4 Population Health Research Institute, Hamilton, ON, Canada.
5 Department of Medicine, McMaster University, Hamilton, ON L8L 2X2, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON L8L 2X2, Canada; Population Health Research Institute, Hamilton, ON, Canada. Electronic address: [email protected].