It is very uncertain whether fibrinogen concentrate changes mortality compared with any comparator (very low certainty).
It is very uncertain whether fibrinogen concentrate changes incidence of allogenic blood transfusion Proportion of participants… compared with any comparator (very low certainty).
It is very uncertain whether fibrinogen concentrate changes thrombotic episodes (arterial and venous graft occlusion, pulmonary… compared with any comparator (very low certainty).
It is very uncertain whether fibrinogen concentrate changes re‐operation due to persistent bleeding Events during admission compared with any comparator (very low certainty).