Table 2.

Clinical subgroups at first birth of the 3,909 women in the cohort who had a second birth

	Outcome in the 1st pregnancy
Clinical subgroups (1st pregnancy)	Total	Perinatal death n (%)	P- value*
All women	3,909	272 (6.9)
Caesarian- section
Yes	1,253	90 (7.2)	0.59
No	2,656	182 (6.8)
Preeclampsia
Yes	137	26 (18.9)	<0.001
No	3,772	246 (6.5)
Abruption placenta
Yes	23	14 (60.9)	<0.001
No	3,886	258 (6.6)
Placenta Previa
Yes	12	1 (8.3)	0.85
No	3,897	271 (6.9)
Induced labour
Yes	1,519	130 (8.6)	0.002
No	2,390	142 (5.9)
Preterm Delivery (<37 weeks)†
Yes	508	101 (19.9)	<0.001
No	3,098	150 (4.8)
Low birth weight (<2500 g)
Yes	575	129 (22.4)	<0.001
No	3,334	143 (4.2)
Infections
Yes	1,634	99 (6.1)	0.06
No	2,275	173 (7.6)

*Chi-square test.

†Total do not add to 3,909 because 303(7.8%) mothers missed gestational age.