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Comparison of factors associated with Increased HIT antigenicity (Efird and Kocker 2006)
| Agent | Average molecular weight (kDa) | Saccharide residues |
|---|---|---|
| UFH | 15 | ~45 |
| Tinzaparin | 5.5–7.5 | ~15 |
| Dalteparin | 5.0 | ~15 |
| Enoxaparin | 4.5 | ~13 |
| Fondaparinux | 1.7 | 5 |
Abbreviations: HIT, heparin-induced thrombocytopenia; UFH, unfractionated heparin/
