Table 1

Pregnancy outcome in the intervention and control groups

	Intervention		Control
Pregnancy outcome	No	%	No	%	p Value
Abortion	6	1.5	0	0	0.03
Preterm	34	8.6	33	10.5	0.54
Term	338	85.8	272	86.9	0.75
Post-term	16	4.1	8	2.6	0.37
Subtotal	394	100.0	313	100.0
Missing	59		70