A risk calculator for placental abruption

As published by Baumann P et al Mathematic modeling to predict abruptio placentae. Am J Obstet Gynecol 2000;183:815-22 Programme written by DJR Hutchon copyright Requires Internet Explorer 4.0 or above (or eqivalent) for calculator to work. Year 2000 compliant

INSTRUCTIONS: Tick the boxes according to the risk factors present and press calculate button. Instructions for use OFF-LINE

REFERENCES
Check box for PRIMIPAROUS WOMEN For MULTIPAROUS WOMEN click here
Risk factors present - please tick check box
Uterine bleeding at after 28 weeks Uterine bleeding at before 28 weeks Placenta praevia
Preterm labour Moderate to severe oedema Placental insufficiency
Maternal age over 35 years smoking more than 10 per day Breech presentation Fetal sex male

Risk of placental abruption is %
Please note:- The constant B0 includes risks not explained for by the model and therefore is different from the observed incdence. For example with no risk factors checked the risk of 10% is generated by this model. Copyright 2001, DJR Hutchon. Restricted use is hereby granted (personal OK) so long as this code is not *directly* sold and the copyright notice is buried somewhere deep in your HTML document.