van Welie N

No ORCID on file · 2 papers in corpus

other 2022

Oil-based versus water-based contrast media for hysterosalpingography in infertile women of advanced age, with ovulation disorders or a high risk for tubal pathology: study protocol of a randomized controlled trial (H2Oil2 study)

BMC women's health ·doi:10.1186/s12905-022-01707-z

BACKGROUND: In women with unexplained infertility, tubal flushing with oil-based contrast during hysterosalpingography (HSG) increases ongoing pregnancy and subsequent live birth rates when compared to tubal flushing with water-based contra…

observational 2020

Does the effectiveness of IUI in couples with unexplained subfertility depend on their prognosis of natural conception? A replication of the H2Oil study

Human reproduction open ·doi:10.1093/hropen/hoaa047

STUDY QUESTION: Can we replicate the finding that the benefit of IUI-ovarian stimulation (IUI-OS) compared to expectant management for couples with unexplained subfertility depends on the prognosis of natural conception? SUMMARY ANSWER: Th…