Early childhood respiratory tract infections according to parental subfertility and conception by assisted reproductive technologies.

ABSTRACT:

Study question

Are children conceived by ART or born to subfertile parents more susceptible to upper or lower respiratory tract infections (URTI, LRTI)?

Summary answer

ART-conceived children had a higher frequency of and risk of hospitalization for respiratory infections up to age 3, which was only partly explained by parental subfertility.

What is known already

Some studies report increased risks of infections in children conceived by ART. Results for URTIs and LRTIs are inconclusive, and the contribution of underlying parental subfertility remains unclear.

Study design, size, duration

We included 84 102 singletons of the Norwegian Mother, Father and Child Cohort Study (MoBa) born between 1999 and 2009. Mothers reported time-to-pregnancy at recruitment and chi

SUBMITTER: Mitter VR 

PROVIDER: S-EPMC9433839 | biostudies-literature | 2022 Aug

REPOSITORIES: biostudies-literature