Gerhardt A, Scharf RE, Beckmann MW, Struve S, Bender HG, Pillny M, Sandmann W, Zotz RB. Prothrombin and factor V mutations in women with a history of thrombosis during pregnancy and the puerperium. N Engl J Med. 2000;342:374–80. https://doi.org/10.1056/NEJM200002103420602.

Article  CAS  PubMed  Google Scholar 

Greer IA. CLINICAL PRACTICE. Pregnancy complicated by venous thrombosis. N Engl J Med. 2015;373:540–7. https://doi.org/10.1056/NEJMcp1407434.

Article  CAS  PubMed  Google Scholar 

Bourjeily G, Paidas M, Khalil H, Rosene-Montella K, Rodger M. Pulmonary embolism in pregnancy. Lancet. 2010;375:500–12. https://doi.org/10.1016/S0140-6736(09)60996-X.

Article  PubMed  Google Scholar 

Pomp ER, Lenselink AM, Rosendaal FR, Doggen CJ. Pregnancy, the postpartum period and prothrombotic defects: risk of venous thrombosis in the MEGA study. J Thromb Haemost. 2008;6:632–7. https://doi.org/10.1111/j.1538-7836.2008.02921.x.

Article  CAS  PubMed  Google Scholar 

Royal College of Obstetricians and Gynaecologists. Reducing the risk of venous thromboembolism during pregnancy and the Puerperium: Green-top Guideline No. 37a. 2015.

Jackson E, Curtis KM, Gaffield ME. Risk of venous thromboembolism during the postpartum period: a systematic review. Obstet Gynecol. 2011;117:691–703. https://doi.org/10.1097/AOG.0b013e31820ce2db.

Article  PubMed  Google Scholar 

O’Shaughnessy F, Donnelly JC, Bennett K, Damkier P, Ainle FN, Cleary BJ. Prevalence of postpartum venous thromboembolism risk factors in an irish urban obstetric population. J Thromb Haemost. 2019;17:1875–85. https://doi.org/10.1111/jth.14568.

Article  PubMed  Google Scholar 

James AH. Pregnancy-associated thrombosis. Hematol Am Soc Hematol Educ Program. 2009. https://doi.org/10.1182/asheducation-2009.1.277. 277 – 85.

Article  Google Scholar 

Kalaitzopoulos DR, Panagopoulos A, Samant S, Ghalib N, Kadillari J, Daniilidis A, Samartzis N, Makadia J, Palaiodimos L. Kokkinidis D G and Spyrou N. Management of venous thromboembolism in pregnancy. Thromb Res. 2022;211:106–13. https://doi.org/10.1016/j.thromres.2022.02.002.

Article  CAS  PubMed  Google Scholar 

Soma-Pillay P, Nelson-Piercy C, Tolppanen H, Mebazaa A. Physiological changes in pregnancy. Cardiovasc J Afr. 2016;27:89–94. https://doi.org/10.5830/CVJA-2016-021.

Article  PubMed  PubMed Central  Google Scholar 

Abdul Sultan A, Grainge MJ, West J, Fleming KM, Nelson-Piercy C, Tata LJ. Impact of risk factors on the timing of first postpartum venous thromboembolism: a population-based cohort study from England. Blood. 2014;124:2872–80. https://doi.org/10.1182/blood-2014-05-572834.

Article  CAS  PubMed  PubMed Central  Google Scholar 

James AH, Jamison MG, Brancazio LR, Myers ER. Venous thromboembolism during pregnancy and the postpartum period: incidence, risk factors, and mortality. Am J Obstet Gynecol. 2006;194:1311–5. https://doi.org/10.1016/j.ajog.2005.11.008.

Article  PubMed  Google Scholar 

Jacobsen AF, Skjeldestad FE, Sandset PM. Incidence and risk patterns of venous thromboembolism in pregnancy and puerperium–a register-based case-control study. Am J Obstet Gynecol. 2008;198:233e1–7. https://doi.org/10.1016/j.ajog.2007.08.041.

Article  Google Scholar 

American College of O and Gynecologists’ Committee. ACOG Practice Bulletin No. 196: thromboembolism in pregnancy. Obstet Gynecol. 2018;132:e1–e17. https://doi.org/10.1097/AOG.0000000000002706.

Article  Google Scholar 

Bates SM, Greer IA, Middeldorp S, Veenstra DL, Prabulos AM, Vandvik PO. VTE, thrombophilia, antithrombotic therapy, and pregnancy: antithrombotic therapy and Prevention of thrombosis, 9th ed: american college of chest Physicians evidence-based clinical practice guidelines. Chest. 2012;141:e691S–e736S. https://doi.org/10.1378/chest.11-2300.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Pandor A, Daru J, Hunt BJ, Rooney G, Hamilton J, Clowes M, Goodacre S, Nelson-Piercy C, Davis S. Risk assessment models for venous thromboembolism in pregnancy and in the puerperium: a systematic review. BMJ Open. 2022;12:e065892. https://doi.org/10.1136/bmjopen-2022-065892.

Article  PubMed  PubMed Central  Google Scholar 

Tritschler T, Kraaijpoel N, Le Gal G, Wells PS. Venous thromboembolism: advances in diagnosis and treatment. JAMA. 2018;320:1583–94. https://doi.org/10.1001/jama.2018.14346.

Article  PubMed  Google Scholar 

Hu W, Xu D, Li J, Chen C, Chen Y, Xi F, Zhou F, Guo X, Zhao B, Luo Q. The predictive value of D-dimer test for venous thromboembolism during puerperium in women age 35 or older: a prospective cohort study. Thromb J. 2020;18:26. https://doi.org/10.1186/s12959-020-00241-y.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Say L, Chou D, Gemmill A, Tuncalp O, Moller AB, Daniels J, Gulmezoglu AM, Temmerman M, Alkema L. Global causes of maternal death: a WHO systematic analysis. Lancet Glob Health. 2014;2:e323–33. https://doi.org/10.1016/S2214-109X(14)70227-X.

Article  PubMed  Google Scholar 

Muhamad N, Abu MA, Kalok AH, Shafiee MN, Shah SA, Ismail NAM. Safety and effectiveness of fondaparinux as a postpartum thromboprophylaxis during puerperium among muslim women: a single centre prospective study. Front Pharmacol. 2022;13:887020. https://doi.org/10.3389/fphar.2022.887020.

Article  CAS  PubMed  PubMed Central  Google Scholar 

American College of Obstetricians and Gynecologists’ Committee. Thromboembolism in pregnancy; ACOG PRACTICE BULLETIN;number 123. Obstet Gynecol. 2011;e1–e17. https://doi.org/10.1097/AOG.0000000000002706.

Brenner B, Arya R, Beyer-Westendorf J, Douketis J, Hull R, Elalamy I, Imberti D, Zhai Z. Evaluation of unmet clinical needs in prophylaxis and treatment of venous thromboembolism in at-risk patient groups: pregnancy, elderly and obese patients. Thromb J. 2019;17:24. https://doi.org/10.1186/s12959-019-0214-8.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Kotaska A. Postpartum venous thromboembolism prophylaxis may cause more harm than benefit: a critical analysis of international guidelines through an evidence-based lens. BJOG. 2018;125:1109–16. https://doi.org/10.1111/1471-0528.15150.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Bain E, Wilson A, Tooher R, Gates S, Davis LJ, Middleton P. Prophylaxis for venous thromboembolic disease in pregnancy and the early postnatal period. Cochrane Database Syst Rev. 2014. https://doi.org/10.1002/14651858.CD001689.pub3. CD001689.

Article  PubMed  PubMed Central  Google Scholar 

Gassmann N, Viviano M, Righini M, Fontana P, Martinez de Tejada B, Blondon M. Estimating the risk thresholds used by guidelines to recommend postpartum thromboprophylaxis. J Thromb Haemost. 2021;19:452–9. https://doi.org/10.1111/jth.15166.

Article  PubMed  Google Scholar 

Ge YZ, Zhang C, Cai YQ, Huang HF. Application of the RCOG Risk Assessment Model for evaluating Postpartum venous thromboembolism in Chinese Women: a case-control study. Med Sci Monit. 2021;27:e929904. https://doi.org/10.12659/MSM.929904.

Article  PubMed  PubMed Central  Google Scholar 

Lok WY, Kong CW, To. W W K. A local risk score model for venous thromboembolism prophylaxis for caesarean section in chinese women and comparison with international guidelines. Taiwan J Obstet Gynecol. 2019;58:520–5. https://doi.org/10.1016/j.tjog.2019.05.016.

Article  CAS  PubMed  Google Scholar 

Bates SM, Jaeschke R, Stevens SM, Goodacre S, Wells PS, Stevenson MD, Kearon C, Schunemann HJ, Crowther M, Pauker SG, Makdissi R, Guyatt GH. Diagnosis of DVT: antithrombotic therapy and Prevention of thrombosis, 9th ed: american college of chest Physicians evidence-based clinical practice guidelines. Chest. 2012;141:e351S–e418S. https://doi.org/10.1378/chest.11-2299.

Article  CAS  PubMed  PubMed Central  Google Scholar 

The National Institute for Health and Care Excellence. Guidelines: Venous thromboembolic diseases: diagnosis, management and thrombophilia testing.2020.

Johnson ED, Schell JC, Rodgers GM. The D-dimer assay. Am J Hematol. 2019;94:833–9. https://doi.org/10.1002/ajh.25482.

Article  PubMed  Google Scholar 

Wang M, Lu S, Li S, Shen F. Reference intervals of D-dimer during the pregnancy and puerperium period on the STA-R evolution coagulation analyzer. Clin Chim Acta. 2013;425:176–80. https://doi.org/10.1016/j.cca.2013.08.006.

Article  CAS  PubMed  Google Scholar 

Kovac M, Mikovic Z, Rakicevic L, Srzentic S, Mandic V, Djordjevic V, Radojkovic D, Elezovic I. The use of D-dimer with new cutoff can be useful in diagnosis of venous thromboembolism in pregnancy. Eur J Obstet Gynecol Reprod Biol. 2010;148:27–30. https://doi.org/10.1016/j.ejogrb.2009.09.005.

Article  CAS  PubMed  Google Scholar 

Gonzalez-Ordonez AJ, Fernandez-Carreira JM, Fernandez-Alvarez CR, Venta Obaya R, Macias-Robles MD. Gonzalez-Franco A and Arias Garcia M A. The concentrations of soluble vascular cell adhesion molecule-1 and lipids are independently associated with venous thromboembolism. Haematologica. 2003;88:1035–43.

CAS  PubMed  Google Scholar 

van Schouwenburg IM, Mahmoodi BK, Gansevoort RT, Muntinghe FL, Dullaart RP, Kluin-Nelemans HC, Veeger NJ, Meijer K. Lipid levels do not influence the risk of venous thromboembolism. Results of a population-based cohort study. Thromb Haemost. 2012;108:923–9. https://doi.org/10.1160/TH12-06-0426.

Article  CAS  PubMed  Google Scholar 

Galeano-Valle F, Ordieres-Ortega L, Oblitas CM, Del-Toro-Cervera J, Alvarez-Sala-Walther L, Demelo-Rodriguez P. Inflammatory biomarkers in the short-term prognosis of venous thromboembolism: a narrative review. Int J Mol Sci. 2021;22. https://doi.org/10.3390/ijms22052627.

Saghazadeh A, Hafizi S, Rezaei N. Inflammation in venous thromboembolism: cause or consequence? Int Immunopharmacol. 2015;28:655–65. https://doi.org/10.1016/j.intimp.2015.07.044.

Article  CAS  PubMed  Google Scholar 

Khorana AA, Kuderer NM, Culakova E, Lyman GH, Francis CW. Development and validation of a predictive model for chemotherapy-associated thrombosis. Blood. 2008;111:4902–7. https://doi.org/10.1182/blood-2007-10-116327.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Wang TF, Wong CA, Milligan PE, Thoelke MS, Woeltje KF, Gage. B F. Risk factors for inpatient venous thromboembolism despite thromboprophylaxis. Thromb Res. 2014;133:25–9. https://doi.org/10.1016/j.thromres.2013.09.011.