Ilse Steffens-Westerhof

Assistant Professor

Strategic program(s):

Recent publications

Household SARS-CoV-2 transmission during Omicron wave in Chiang Mai, Thailand Woottichai Khamduang, Pitaya Suebtam, Intira Jeannie Collins, Patumrat Sripan, Kittipan Chalom, Sayamon Hongjaisee, Nang Kham-Kjing, Nantawan Wangsaeng, Premmarin Inmonthian, Aphirak Pinasu, Napatsakorn Kohklang, Mathis Arnal, Moira Spyer, Ilse Steffens-Westerhof, Apinun Aramrattana, Marc Lallemant, Chaisiri Angkurawaranon, Patricia Bruijning-Verhagen, Nicole Ngo-Giang-Huong
The Lancet Regional Health - Southeast Asia, 2026, vol. 44
The effect of pre-existing coronavirus antibodies on SARS-CoV-2 infection outcomes in exposed household members Ilse Westerhof, Reina Sikkema, Ganna Rozhnova, Janko van Beek, Marion Koopmans, Patricia Bruijning-Verhagen
The Journal of infectious diseases, 2025, vol. 232, p.e318–e326
Age-specific SARS-CoV-2 transmission differed from human rhinovirus in households during the early COVID-19 pandemic Trisja T Boom, Marieke L A de Hoog, Ilse Westerhof, Vincent Jaddoe, Valerie D Heuvelman, Elandri Fourie, Judith G C Sluiter-Post, Paul Badoux, Sjoerd Euser, Bjorn Herpers, Elisabeth A M Sanders, Dirk Eggink, Chantal Reusken, Louis J Bont, Joanne G Wildenbeest, Marlies A van Houten, Liesbeth Duijts, Patricia C J L Bruijning-Verhagen
The Journal of Infection, 2024, vol. 89
Estimation of introduction and transmission rates of SARS-CoV-2 in a prospective household study Michiel van Boven, Christiaan H van Dorp, Ilse Westerhof, Vincent Jaddoe, Valerie Heuvelman, Liesbeth Duijts, Elandri Fourie, Judith Sluiter-Post, Marlies A van Houten, Paul Badoux, Sjoerd Euser, Bjorn Herpers, Dirk Eggink, Marieke de Hoog, Trisja Boom, Joanne Wildenbeest, Louis Bont, Ganna Rozhnova, Marc J Bonten, Mirjam E Kretzschmar, Patricia Bruijning-Verhagen
PLoS Computational Biology, 2024, vol. 20
Estimation of introduction and transmission rates of SARS-CoV-2 in a prospective household study Michiel van Boven, Christiaan H van Dorp, Ilse Westerhof, Vincent Jaddoe, Valerie Heuvelman, Liesbeth Duijts, Elandri Fourie, Judith Sluiter-Post, Marlies A van Houten, Paul Badoux, Sjoerd Euser, Bjorn Herpers, Dirk Eggink, Marieke de Hoog, Trisja Boom, Joanne Wildenbeest, Louis Bont, Ganna Rozhnova, Marc J Bonten, Mirjam E Kretzschmar, Patricia Bruijning-Verhagen
2023
The impact of variant and vaccination on SARS-CoV-2 symptomatology; three prospective household cohorts Ilse Westerhof, Marieke de Hoog, Margareta Ieven, Christine Lammens, Janko van Beek, Ganna Rozhnova, Dirk Eggink, Sjoerd Euser, Joanne Wildenbeest, Liesbeth Duijts, Marlies van Houten, Herman Goossens, Carlo Giaquinto, Patricia Bruijning-Verhagen
International Journal of Infectious Diseases, 2023, vol. 128, p.140-147