Comparison 11. Obstetrics (subgroup: transfusion threshold).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
11.1 Transfusions	1		Peto Odds Ratio (Peto, Fixed, 95% CI)	Totals not selected
11.1.1 No threshold/protocol reported	1		Peto Odds Ratio (Peto, Fixed, 95% CI)	Totals not selected
11.2 Volume of transfusion (units) (PPR)	1		Mean Difference (IV, Random, 95% CI)	Totals not selected
11.2.1 No threshold/protocol reported	1		Mean Difference (IV, Random, 95% CI)	Totals not selected
11.3 Volume of transfusion (units) (PPT)	1		Mean Difference (IV, Random, 95% CI)	Totals not selected
11.3.1 No threshold/protocol reported	1		Mean Difference (IV, Random, 95% CI)	Totals not selected