Table 1 Observational studies of transfusion strategies in patients with cardiovascular disease
Study | Patients | Transfusion strategy | Conclusion |
|---|---|---|---|
Hébert et al [2] TRICC | Critically ill patients | Restrictive: Hgb<7 g/dL Liberal: Hgb<10 g/dL | No difference is mortality |
Hébert et al [3] TRICC subgroup analysis | Critically ill patients with cardiovascular disease | Restrictive: Hgb<7 g/dL Liberal: Hgb<10 g/dL | No difference in mortality |
Wu et al [6] | Elderly patients with acute MI | Hematocrit on admission | Transfusion associated with ↓ mortality when Hct<30% |
Bush et al [4] | Patients undergoing elective vascular surgery | Restrictive: Hgb<9 g/dL Liberal: Hg<10 g/dl | No difference in mortality or MI |
Johnson et al [5] | Patients undergoing elective myocardial revascularization | Restrictive: Hct <25% Liberal: Hct<33% | No difference in MI, exercise tolerance, or cardiac index. |