Table 3.

Sensitivity analyses with extended sample, including non-singleton pregnancies and siblings of an earlier included child in the study cohort (N = 586,011)

	OR	95% CI	p
Preterm birth	3,14	3,07 – 3,22	< 0,001
Small for gestational age	1,48	1,45 – 1,51	< 0,001
Maternal age	1,00	0,99 – 1,00	0,58
Children’s year of birth: 2012	0,94	0,92 – 0,96	< 0,001
Children’s year of birth: 2013	1,48	1,45 – 1,51	< 0,001
Children’s year of birth: 2014	7,52	7,38 – 7,66	< 0,001
Multiparous	0,88	0,87 – 0,89	< 0,001
Immigrant	1,01	0,99 – 1,02	0,36
Monthly household income	0,99	0,99 – 0,99	< 0,001
Neighborhood deprivation	1,02	1,01 – 1,02	< 0,001