Journal Pre-proof Assessing Cardiac Risk in Pregnant Women with Heart Disease: How risk scores are created and their role in clinical practice Rohan D. D’Souza, MD PhD FRCOG, Candice K. Silversides, MD SM, George A. Tomlinson, PhD, Samuel C. Siu, MD SM MBA PII: S0828-282X(20)30184-7 DOI: https://doi.org/10.1016/j.cjca.2020.02.079 Reference: CJCA 3634 To appear in: Canadian Journal of Cardiology Received Date: 24 December 2019 Revised Date: 3 February 2020 Accepted Date: 19 February 2020 Please cite this article as: D’Souza RD, Silversides CK, Tomlinson GA, Siu SC, Assessing Cardiac Risk in Pregnant Women with Heart Disease: How risk scores are created and their role in clinical practice, Canadian Journal of Cardiology (2020), doi: https://doi.org/10.1016/j.cjca.2020.02.079. This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Published by Elsevier Inc. on behalf of the Canadian Cardiovascular Society.