Table 8

Complications	Group		Total
	Control group (%)	Case group (%)
Abruptio placentae	0	1(2)	1
Congenital malformation	0	1(2)	1
Intrauterine fetal death	0	4(8)	4
No complication	25(100)	44(88)	69
Total	25(100)	50(88)	75

χ²= 106.320; df = 3; p = 0.001

Table 8: Distribution of case and control according to complications.