Table 3 Blood loss in milliliters (mL) ^a and change in hemoglobin

Blood loss: % (n)

< 0.001

0–100

25.8 (116)

41.1 (185)

101–200

30.9 (139)

32.2 (145)

201–300

19.1 (86)

11.3 (51)

301–400

9.3 (42)

9.3 (42)

401–500

6.2 (28)

1.3 (6)

> 500

8.7 (39)

4.7 (21)

Mean blood loss: mean ± SD (range)

253.9 ± 218.2 (20–1600)

195.3 ± 201.8 (20–2000)

< 0.001

Mean change in hemoglobin: mean ± SD (range)

−0.8 ± 1.4 (−7.0–3.8)^c

−0.7 ± 1.5 (−7.2–3.2)^d

0.19