ANTI-Xa and LMW heparin are same

The anti–factor Xa assay is designed to measure plasma heparin (unfractionatedheparin [UH] and low molecular weight heparin [LMWH]) levels and to monitor anticoagulant therapy. Therapeutic ranges of heparin are as follows: LMWH: 0.5-1.2 IU/mL