User profiles for Rafael Mikolajczyk

Rafael Mikolajczyk

Full Professor for Epidemiology and Biometrics, Martin Luther University Halle-Wittenberg
Verified email at uk-halle.de
Cited by 21318

Estimations of worldwide prevalence of chronic hepatitis B virus infection: a systematic review of data published between 1965 and 2013

A Schweitzer, J Horn, RT Mikolajczyk, G Krause, JJ Ott - The Lancet, 2015 - thelancet.com
Background The quantification of the burden of disease attributable to hepatitis B virus (HBV)
infection and the adaptation of prevention and control measures requires knowledge on its …

[HTML][HTML] Social contacts and mixing patterns relevant to the spread of infectious diseases

…, M Jit, P Beutels, K Auranen, R Mikolajczyk… - PLoS …, 2008 - journals.plos.org
Background Mathematical modelling of infectious diseases transmitted by the respiratory or
close-contact route (eg, pandemic influenza) is increasingly being used to determine the …

[PDF][PDF] The IL-1β, IL-6, and TNF cytokine triad is associated with post-acute sequelae of COVID-19

…, T Frese, M Girndt, JI Höll, M Gekle, R Mikolajczyk… - Cell Reports …, 2022 - cell.com
Post-acute sequelae of COVID-19 (PASC) is emerging as global problem with unknown
molecular drivers. Using a digital epidemiology approach, we recruited 8,077 individuals to the …

[HTML][HTML] What is the optimal rate of caesarean section at population level? A systematic review of ecologic studies

AP Betran, MR Torloni, J Zhang, J Ye, R Mikolajczyk… - Reproductive health, 2015 - Springer
In 1985, WHO stated that there was no justification for caesarean section (CS) rates higher
than 10–15 % at population-level. While the CS rates worldwide have continued to increase …

[HTML][HTML] Food consumption frequency and perceived stress and depressive symptoms among students in three European countries

RT Mikolajczyk, W El Ansari, AE Maxwell - Nutrition journal, 2009 - Springer
Background Certain foods might be more frequently eaten under stress or when higher levels
of depressive symptoms are experienced. We examined whether poor nutritional habits …

A global reference for fetal-weight and birthweight percentiles

RT Mikolajczyk, J Zhang, AP Betran, JP Souza, R Mori… - The Lancet, 2011 - thelancet.com
Background Definition of small for gestational age in various populations worldwide remains
a challenge. References based on birthweight are deficient for preterm births, those derived …

Association between rates of caesarean section and maternal and neonatal mortality in the 21st century: a worldwide population‐based ecological study with …

J Ye, J Zhang, R Mikolajczyk, MR Torloni… - … Journal of Obstetrics …, 2016 - Wiley Online Library
Objective Caesarean section was initially performed to save the lives of the mother and/or
her baby. Caesarean section rates have risen substantially worldwide over the past decades. …

[HTML][HTML] Relationships between food consumption and living arrangements among university students in four European countries-a cross-sectional study

W El Ansari, C Stock, RT Mikolajczyk - Nutrition journal, 2012 - Springer
Background The transition of young people from school to university has many health
implications. Food choice at the university can differ because of childhood food consumption …

The natural history of the normal first stage of labor

J Zhang, J Troendle, R Mikolajczyk… - Obstetrics & …, 2010 - journals.lww.com
OBJECTIVE: To examine labor patterns in a large population and to explore an alternative
approach for diagnosing abnormal labor progression. METHODS: Data from the National …

Mechanisms of action of intrauterine devices: update and estimation of postfertilization effects

JB Stanford, RT Mikolajczyk - American journal of obstetrics and …, 2002 - Elsevier
There are many potential mechanisms of action for the intrauterine device (IUD), which vary
by type of IUD (inert, copper, or hormonal). This paper reviews the evidence for each …