From: Pregnancy and thrombosis risk for women without a history of thrombotic events: a retrospective study of the real risks
Reason
N
%
IVF only
92
12.4%
History of GVCs a only
350
47.2%
Other only b
162
21.8%
IVF & History of GVCs
33
4.4%
IVF & other
19
2.6%
History of GVCs & other
83
11.2%
IVF & History of GVCs & other
3
0.4%