TABLE 3.

Odds ratio for venous thromboembolism in pregnancy by malignancy type.

Malignancy type	OR (95% CI)
Brain	6.1 (0.4–98.2) 13
Thyroid	2.7 (1.2–6.3) 13 , 17
Breast	2.5 (0.3–17.4) 13
Cervix	6.6 (2.4–18.0) 12 , 13
Gynecological, non‐cervical	10.6 (4.4–25.8) 13 , 15
Malignant melanoma	5.5 (0.3–88.1) 13
Hodgkin's lymphoma	8.7 (3.3–23.4) 13
Non‐Hodgkin's lymphoma	3.2 (0.8–12.9) 13 , 14
Leukemia	17.1 (10.9–26.8) 13 , 16