Table 1.

Target anti-factor Xa ranges of therapeutic low molecular weight heparins (LMWH).

LMWH	Target anti-factor Xa, IU/mL
	Twice daily	Once daily
Enoxaparin1,4,16	0.6-1.0	1.0-2.0
Dalteparin5,18	-	0.5-1.5
Nadroparin1,4,16	0.6-1.0	1.3
Tinzaparin1,4,16	-	0.85