This observational study follows a cohort of patients scheduled for elective hip- or knee surgery but has preoperative anemia and are treated with Intravenous (IV) iron prior to surgery according to a recently introduced standardized treatment protocol at 6 high-volume surgical centres.
Patients presenting with preoperative anaemia prior to hip and knee arthroplasty has a high risk of receiving allogeneic blood transfusion and anaemia has been associated with increased postoperative morbidity and mortality. While IV-iron administration may raise Hb prior to surgery, existing guidelines for addressing and treating preoperative anaemia is not widely implemented for patients scheduled for elective total joint arthroplasty (TJA) in Denmark. In addition, causes of preoperative anaemia and the efficacy of preoperative IV-iron administration has not been sufficiently evaluated in elective TJA. This is a observational follow-up study among 6 Danish high volume surgical centres that has recently introduced a standardized anaemia screening and treatment protocol for patients with preoperative anaemia scheduled for total hip- or knee arthroplasty. Patients with iron deficiency anaemia or anaemia of chronic inflammation receive infusion of IV-iron (Monofer) 4 weeks prior to surgery as a part of the standard operating procedure on the department. The aim of this follow up study is to evaluate changes in Haemoglobin concentration, transfusion rate and postoperative morbidity in this cohort.
Study Type
OBSERVATIONAL
Enrollment
300
Protocol for optimizing preoperative Hb using IV Iron-III Isomaltoside 1000
Standard Care in a historical control cohort
Bisbebjerg Hospital, Dept. of orthopedic surgery
Copenhagen NV, Denmark
RECRUITINGFarsø Sygehus
Farsø, Denmark
RECRUITINGGentofte Hospital, Dept. of orthopedic surgery
Hellerup, Denmark
Transfusion Rate
Blood transfusion (yes/no) during the entire hospital stay
Time frame: From date of admission to date of discharge (up to 30 days)
Classification of preoperative anemia
Time frame: 4 weeks prior to surgery (baseline)
Change in hemoglobin concentration
The change in Hb from the time of preoperative blood sampling to Hb sampled on the date of admission
Time frame: From date of preoperative blood sampling (baseline) to date of admission (Up to 4 weeks)
No. of red blood cell units administered per patient
No of blood units administered during the entire hospital stay
Time frame: From date of admission to date of discharge (up to 30 days)
Length of Hospital stay
Time frame: From date of admission to Date of discharge (up to 30 days)
Postoperative complications and readmissions
Time frame: From date of surgery up to 90 days after surgery
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Hvidovre Hospital, Department of orthopaedic surgery
Hvidovre, Denmark
RECRUITINGVejle Sygehus, Dept. of orthopedic surgery
Vejle, Denmark
RECRUITINGViborg Sygehus, Dept. of orthopedic surgery
Viborg, Denmark
RECRUITING