Table 2.

Characteristics of women from the study cohort experiencing venous thrombosis

Patients	Age at event	BMI	Thrombophilia or OHSS	Additional risk factors	Cycle	Type of event	Antithrombotic prophylaxis
1	30	22.3	No	No	1	SVT in the left leg at 12 weeks of pregnancy	LMWH*
2	38	20.4	No	No	3	PE during twin pregnancy ended with IUFD (22 weeks)	None
3	40	35.9	PTm heterozygous	No	3	DVT in the right leg at 18 weeks of pregnancy	None

*Started when pregnancy test was positive.

BMI, body mass index; DVT, deep vein thrombosis; LMWH, low-molecular-weight heparin; IUFD, intrauterine fetal death; PE, pulmonary embolism; OHSS, ovarian hyperstimulation syndrome; PTm, prothrombin mutation; SVT, superficial vein thrombosis.