The levels you are providing are normal. If anything, low levels of antithrombin III and protein C are associated with miscarriages. If anything, a high homocysteine, not a normal value, is concerning. Some infertility specialists believe that abnormalities in some of the proteins that control the rate at which our blood clots can lead to miscarriages. This is a controversial area. Baby aspirin is sometimes used; blood thinning medicines are sometimes used, but rare, and only if there is a clear abnormality. In addition to a hematologist, I would recommend seeing a reproductive endocrinologist -a reproductive endocrinologist would be able to put all of this into perspective.