Table 1.

Inclusion criteria for references that provided adequate data for analysis.

		Inclusion Criteria (A plus B and/or C)
Reference	Experimental model	A	B	C
		Individual data for CaO2 available	Assessed > One level of anemia	Measure PO2 outcomes in both kidney and brain
Abrahamson JR. Am J Physiol. 202025	Rat hemodilutional anemia	Yes	Yes	No
Chin K. Can J Anesth. 202126	Rat hemodilutional anemia	Yes	Yes	No
Ragoonanan T. Anesthesiology 200936	Rat hemodilutional anemia	Yes	No	Yes
Tsui AKY. Proc Nat Acad Sci. 201154	Mouse hemodilutional anemia	Yes	Yes	Yes
Tsui AKY. Am J Physiol. 201441	Mouse hemodilutional anemia	Yes	Yes	Yes