Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period

Research output: Working paper › Preprint › Research

Standard

Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period. / Hedley, P.L.; Bækvad-Hansen, M.; Hedermann, G.; Hjalgrim, H.; Hougaard, D.M.; Melbye, M.; Breindahl, M.; Krebs, L.; Hviid, A.; Lausten-Thomsen, U.; Christiansen, M.

medRxiv, 2022.

Research output: Working paper › Preprint › Research

Harvard

Hedley, PL, Bækvad-Hansen, M, Hedermann, G, Hjalgrim, H, Hougaard, DM, Melbye, M, Breindahl, M, Krebs, L, Hviid, A, Lausten-Thomsen, U & Christiansen, M 2022 'Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period' medRxiv. https://doi.org/10.1101/2022.09.02.22279489

APA

Hedley, P. L., Bækvad-Hansen, M., Hedermann, G., Hjalgrim, H., Hougaard, D. M., Melbye, M., Breindahl, M., Krebs, L., Hviid, A., Lausten-Thomsen, U., & Christiansen, M. (2022). Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period. medRxiv. https://doi.org/10.1101/2022.09.02.22279489

Vancouver

Hedley PL, Bækvad-Hansen M, Hedermann G, Hjalgrim H, Hougaard DM, Melbye M et al. Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period. medRxiv. 2022. https://doi.org/10.1101/2022.09.02.22279489

Author

Hedley, P.L. ; Bækvad-Hansen, M. ; Hedermann, G. ; Hjalgrim, H. ; Hougaard, D.M. ; Melbye, M. ; Breindahl, M. ; Krebs, L. ; Hviid, A. ; Lausten-Thomsen, U. ; Christiansen, M. / Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period. medRxiv, 2022.

Bibtex

@techreport{3e10290bbe0a403fa0124a8d454a2d6b,
title = "Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period",
abstract = "Denmark{\textquoteright}s response to the COVID-19 pandemic was to issue guidelines on containment, isolation, and surveillance. Subsequently, Denmark entered a period with variable mitigation measures including closures of schools and workplaces, travel restrictions, and restrictions on public gatherings. A Danish study covering the lockdown period (March 12 – April 14, 2020) as well as a period of mitigation measures (February 27 – September 30, 2020) showed that the reduction in extremely preterm births was not associated with an increase in singleton stillbirth rate. Subsequent studies examining the impacts of COVID-19 mitigation measures on preterm birth have combined singleton with multifetal pregnancies. However, multifetal pregnancies have a different set of risk factors for preterm birth, as well as, increased risk of adverse outcomes, and a shorter expected pregnancy length. We assessed the impact of the Danish lockdown period, or the mitigation period on multifetal births and found no significant difference in the proportion of preterm twin births among all twin births, either within gestational age groups or in total, for either period.",
author = "P.L. Hedley and M. B{\ae}kvad-Hansen and G. Hedermann and H. Hjalgrim and D.M. Hougaard and M. Melbye and M. Breindahl and L. Krebs and A. Hviid and U. Lausten-Thomsen and M. Christiansen",
year = "2022",
doi = "10.1101/2022.09.02.22279489",
language = "English",
publisher = "medRxiv",
type = "WorkingPaper",
institution = "medRxiv",

}

RIS

TY - UNPB

T1 - Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period

AU - Hedley, P.L.

AU - Bækvad-Hansen, M.

AU - Hedermann, G.

AU - Hjalgrim, H.

AU - Hougaard, D.M.

AU - Melbye, M.

AU - Breindahl, M.

AU - Krebs, L.

AU - Hviid, A.

AU - Lausten-Thomsen, U.

AU - Christiansen, M.

PY - 2022

Y1 - 2022

N2 - Denmark’s response to the COVID-19 pandemic was to issue guidelines on containment, isolation, and surveillance. Subsequently, Denmark entered a period with variable mitigation measures including closures of schools and workplaces, travel restrictions, and restrictions on public gatherings. A Danish study covering the lockdown period (March 12 – April 14, 2020) as well as a period of mitigation measures (February 27 – September 30, 2020) showed that the reduction in extremely preterm births was not associated with an increase in singleton stillbirth rate. Subsequent studies examining the impacts of COVID-19 mitigation measures on preterm birth have combined singleton with multifetal pregnancies. However, multifetal pregnancies have a different set of risk factors for preterm birth, as well as, increased risk of adverse outcomes, and a shorter expected pregnancy length. We assessed the impact of the Danish lockdown period, or the mitigation period on multifetal births and found no significant difference in the proportion of preterm twin births among all twin births, either within gestational age groups or in total, for either period.

AB - Denmark’s response to the COVID-19 pandemic was to issue guidelines on containment, isolation, and surveillance. Subsequently, Denmark entered a period with variable mitigation measures including closures of schools and workplaces, travel restrictions, and restrictions on public gatherings. A Danish study covering the lockdown period (March 12 – April 14, 2020) as well as a period of mitigation measures (February 27 – September 30, 2020) showed that the reduction in extremely preterm births was not associated with an increase in singleton stillbirth rate. Subsequent studies examining the impacts of COVID-19 mitigation measures on preterm birth have combined singleton with multifetal pregnancies. However, multifetal pregnancies have a different set of risk factors for preterm birth, as well as, increased risk of adverse outcomes, and a shorter expected pregnancy length. We assessed the impact of the Danish lockdown period, or the mitigation period on multifetal births and found no significant difference in the proportion of preterm twin births among all twin births, either within gestational age groups or in total, for either period.

U2 - 10.1101/2022.09.02.22279489

DO - 10.1101/2022.09.02.22279489

M3 - Preprint

BT - Preterm birth rates among twins during the Danish COVID-19 lockdown and mitigation period

PB - medRxiv

ER -

ID: 357884943