Study group

N

Age (M ± SD)

Spontaneous abortion (SA)

32 (40%)

31.7 ± 3.2

Normal delivery women (NDW)

28 (35%)

24.6 ± 2.4

Non-pregnant women (NPW)

10 (12.5%)

22.6 ± 3.7

Health adult men (NM)

10 (12.5%)

25.6 ± 5.2