Details of Ethics Approval
The Regional Committee on Health Research Ethics in the capital region
of Denmark approved the study on May 3rd, 2020 with an
additional protocol approved November 17th, 2020
(H-20028002). Written informed consent was collected from all
participants before inclusion in the study. Furthermore, a written
informed consent for publication was obtained from participant 5, 6, 27,
and 28. Demographic and clinical data of participants as well as
non-participants were extracted from the prospective national
observational study “COVID-19 in pregnancy”, which was approved by the
Danish Patient Safety Authority on April 24th, 2020
(reg. no. 31-1521-252) and the regional Data Protection Agency in Region
Zealand on March 23rd, 2020 (reg. no. REG022-2020).