Brief Communication: Maternal Plasma Autoantibodies Screening in Fetal Down Syndrome

Table 1

Clinical characteristic of the patients.

	Group I, Down syndrome pregnancies ()	Group II, pregnancies without Down syndrome ()
Maternal age (median ± SD)	39.5 ± 8.193	38 ± 8.799
Number of pregnancies (median ± SD)	1.5 ± 0.9189	1 ± 1.168
Gestational age at collecting of samples in weeks; (median ± SD)	15.85 ± 0.7633	16.8 ± 1.048

SD: standard deviation.