Table 3.

Postoperative bleeding volume in milliliters (ml)

	Groups (n)		Mean Difference	p-value
	Intrathecal morphine	Femoral blockade
	M (n = 20)	FI (n = 19)
PACU (zero)	271.8 ± 33.3	136.5 ± 20.5	135.3 ± 39.1	0.001
24 h	334.7 ± 39.6	180.5 ± 19.7	154.2 ± 44.2	<0.01
48 h	111.9 ± 28.4	69.2 ± 20.7	42.6 ± 35.2	<0.01
72 h	155.3 ± 39.1	20.0 ± 0.0	135.3 ± 39.1	<0.01

ANOVA of repeated measures followed by Bonferroni test