We realized that the re-agents our lab uses to determine PTT values vary on a yearly basis (when reordered) such that our normal range values also differ on a yearly basis. Our heparin order form ...
Bowden et al. [10] also used a dosing weight in their investigation of a weight-based heparin protocol. The dosing-weight formula (DW = IBW + [0.4(ABW - IBW)]) was used for obese patients (those ...