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. 2014 Jul 24;3(3):809–837. doi: 10.3390/jcm3030809

Table 3.

Probabilities of confirmation on amniocytes of Mosaic or Non Mosaic abnormal cell line considering the different combinations of the affected placental tissues.

Trophoblast Mesenchyme Confirmation
(direct) (culture)
A N TFM IV/(CPM I + TFM IV) = 14/322 = 4.4%
MA N 7/(236 + 7) = 2.9%
NMA N 7/(72 + 7) = 8.9%
N A TFM V/(CPM II + TFM V) = 51/426 = 12.0%
N MA 35/(335 + 35) = 9.5%
N NMA 16/(40 + 16) = 28.6 %
A A TFM VI/(CPM III + TFM VI) = 48/138 = 34.8%
MA MA 20/(52 + 20) = 27.8%
NMA MA 13/(28 + 13) = 31.7 %
MA NMA 10/(3 + 10) = 76.9 %
NMA NMA 5/(7 + 5) = 41.7%

TFM = True fetal mosaicism; CPM = Confined placental mosaicism; A = Abnormal; N = Normal; MA = Mosaic Abnormality; NMA = Non Mosaic Abnormality.