Table 3 Demographic and clinical characteristics of women according to pregnancy outcome
From: Pregnancy complications in acquired thrombotic thrombocytopenic purpura: a case–control study
Gravidic TTP (n = 4) | Miscarriage (n = 5) | Uncomplicated pregnancy (n = 6) | |
|---|---|---|---|
Maternal age at pregnancy, median [range], years | 28 [24–34] | 32 [26–38] | 33 [29–36] |
Primigravidae | 2 | 2 | 5 |
History of recurrent TTP (>1 episode) | 1 | 1 | 4 |
Months since last TTP episode, median [range] | 29 [20–107] | 17 [2–38] | 35 [5–70] |
ADAMTS13 activity (%) in the first trimester, median [range] (available) | <3 (2) | 20 [14–40] (3) | 90 [40–129] (5) |
Positive anti-ADAMTS13 antibodies in the first trimester (available) | 2 (2) | 3 (3) | 0 (5) |
Positive anti-ADAMTS13 antibodies in any trimester (available) | 4 (4) | 3 (3) | 0 (6) |