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Danish premature birth rates during the COVID-19 lockdown

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Author

Hedermann, Gitte ; Hedley, Paula Louise ; Bækvad-Hansen, Marie ; Hjalgrim, Henrik ; Rostgaard, Klaus ; Poorisrisak, Porntiva ; Breindahl, Morten ; Melbye, Mads ; Hougaard, David M ; Christiansen, Michael ; Lausten-Thomsen, Ulrik. / Danish premature birth rates during the COVID-19 lockdown. I: Archives of Disease in Childhood. Fetal and Neonatal Edition. 2021 ; Bind 106, Nr. 1. s. F93-F95.

Bibtex

@article{4f95e17a713242de916c565cbc73570c,
title = "Danish premature birth rates during the COVID-19 lockdown",
abstract = "To explore the impact of COVID-19 lockdown on premature birth rates in Denmark, a nationwide register-based prevalence proportion study was conducted on all 31 180 live singleton infants born in Denmark between 12 March and 14 April during 2015-2020.The distribution of gestational ages (GAs) was significantly different (p=0.004) during the lockdown period compared with the previous 5 years and was driven by a significantly lower rate of extremely premature children during the lockdown compared with the corresponding mean rate for the same dates in the previous years (OR 0.09, 95% CI 0.01 to 0.40, p<0.001). No significant difference between the lockdown and previous years was found for other GA categories.The reasons for this decrease are unclear. However, the lockdown has provided a unique opportunity to examine possible factors related to prematurity. Identification of possible causal mechanisms might stimulate changes in clinical practice.",
keywords = "COVID-19/epidemiology, Denmark/epidemiology, Humans, Infant, Extremely Premature, Infant, Newborn, Pandemics, Premature Birth/epidemiology, Prevalence, SARS-CoV-2, Social Isolation",
author = "Gitte Hedermann and Hedley, {Paula Louise} and Marie B{\ae}kvad-Hansen and Henrik Hjalgrim and Klaus Rostgaard and Porntiva Poorisrisak and Morten Breindahl and Mads Melbye and Hougaard, {David M} and Michael Christiansen and Ulrik Lausten-Thomsen",
note = "{\textcopyright} Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.",
year = "2021",
month = jan,
day = "1",
doi = "10.1136/archdischild-2020-319990",
language = "English",
volume = "106",
pages = "F93--F95",
journal = "Archives of Disease in Childhood: Fetal and Neonatal Edition",
issn = "1359-2998",
publisher = "B M J Group",
number = "1",

}

RIS

TY - JOUR

T1 - Danish premature birth rates during the COVID-19 lockdown

AU - Hedermann, Gitte

AU - Hedley, Paula Louise

AU - Bækvad-Hansen, Marie

AU - Hjalgrim, Henrik

AU - Rostgaard, Klaus

AU - Poorisrisak, Porntiva

AU - Breindahl, Morten

AU - Melbye, Mads

AU - Hougaard, David M

AU - Christiansen, Michael

AU - Lausten-Thomsen, Ulrik

N1 - © Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

PY - 2021/1/1

Y1 - 2021/1/1

N2 - To explore the impact of COVID-19 lockdown on premature birth rates in Denmark, a nationwide register-based prevalence proportion study was conducted on all 31 180 live singleton infants born in Denmark between 12 March and 14 April during 2015-2020.The distribution of gestational ages (GAs) was significantly different (p=0.004) during the lockdown period compared with the previous 5 years and was driven by a significantly lower rate of extremely premature children during the lockdown compared with the corresponding mean rate for the same dates in the previous years (OR 0.09, 95% CI 0.01 to 0.40, p<0.001). No significant difference between the lockdown and previous years was found for other GA categories.The reasons for this decrease are unclear. However, the lockdown has provided a unique opportunity to examine possible factors related to prematurity. Identification of possible causal mechanisms might stimulate changes in clinical practice.

AB - To explore the impact of COVID-19 lockdown on premature birth rates in Denmark, a nationwide register-based prevalence proportion study was conducted on all 31 180 live singleton infants born in Denmark between 12 March and 14 April during 2015-2020.The distribution of gestational ages (GAs) was significantly different (p=0.004) during the lockdown period compared with the previous 5 years and was driven by a significantly lower rate of extremely premature children during the lockdown compared with the corresponding mean rate for the same dates in the previous years (OR 0.09, 95% CI 0.01 to 0.40, p<0.001). No significant difference between the lockdown and previous years was found for other GA categories.The reasons for this decrease are unclear. However, the lockdown has provided a unique opportunity to examine possible factors related to prematurity. Identification of possible causal mechanisms might stimulate changes in clinical practice.

KW - COVID-19/epidemiology

KW - Denmark/epidemiology

KW - Humans

KW - Infant, Extremely Premature

KW - Infant, Newborn

KW - Pandemics

KW - Premature Birth/epidemiology

KW - Prevalence

KW - SARS-CoV-2

KW - Social Isolation

UR - http://www.scopus.com/inward/record.url?scp=85091885160&partnerID=8YFLogxK

U2 - 10.1136/archdischild-2020-319990

DO - 10.1136/archdischild-2020-319990

M3 - Journal article

C2 - 32788391

VL - 106

SP - F93-F95

JO - Archives of Disease in Childhood: Fetal and Neonatal Edition

JF - Archives of Disease in Childhood: Fetal and Neonatal Edition

SN - 1359-2998

IS - 1

ER -

ID: 61807429