Background Previous studies have shown that preoperative anaemia in patients undergoing
cardiac surgery is associated with adverse outcomes. However, most of these studies were …

Preoperative anaemia is common and associated with increased postoperative morbidity
and mortality after cardiac surgery. These findings are supported by a large Dutch cohort …

Background Numerous published studies have explored associations between anaemia
and adverse outcomes after surgery. However, there are no evidence syntheses describing …

Background Anemia is an established adverse risk factor in cardiovascular disease.
However, the effect of preoperative anemia is not well defined in heart surgery. This study …

Background—Preoperative anemia is an important risk factor for perioperative red blood cell
transfusions, which are associated with postoperative morbidity and mortality. Whether …

Background Preoperative anemia is common in patients scheduled for cardiac surgery.
However, its effect on postoperative outcomes remains controversial. This meta-analysis …

Purpose We aimed to conduct a systematic review and meta-analysis to assess the effects of
anemia and anemia severity on patient outcomes in cardiac surgery and determine whether …

The prevalence of anaemia is increasing globally. It has a close association with
perioperative blood transfusion which, in turn, results in an increased risk of postoperative …

Anaemia is increasingly prevalent in the United Kingdom. Despite recommendations to the
contrary, many patients undergo cardiac surgery with undiagnosed and untreated anaemia …

The importance and variability of pre‐operative anaemia in cardiac surgical patients across
the UK is not known, and there is debate about its association with patient outcomes. The …