Risk of hospitalisation associated with infection with SARS-CoV-2 omicron variant versus delta variant in Denmark: an observational cohort study

Peter Bager, Jan Wohlfahrt, Samir Bhatt, +42

The Lancet Infectious Diseases

Virus EpidemiologyCovid-19 PandemicHealthcare-associated InfectionObservational Cohort StudyInfection Control +6

Trichuris suis ova therapy for allergic rhinitis: A randomized, double-blind, placebo-controlled clinical trial

Peter Bager, J. Arnved, Steen Rønborg, +9

Journal of Allergy and Clinical Immunology

AsthmaAllergyAllergy MedicineAllergenAllergic Rhinitis +3

Cesarean section and offspringʼs risk of inflammatory bowel disease: A national cohort study

Peter Bager, Jacob Simonsen, Nete Munk Nielsen, +1

Inflammatory Bowel Diseases

Mode of delivery and risk of allergic rhinitis and asthma

Peter Bager, Mads Melbye, Klaus Rostgaard, +2

Journal of Allergy and Clinical Immunology

AsthmaAllergyRespiratory DiseasesAllergy MedicineAllergic Rhinitis +3

Risk of hospitalisation associated with infection with SARS-CoV-2 lineage B.1.1.7 in Denmark: an observational cohort study

Peter Bager, Jan Wohlfahrt, Jannik Fonager, +13

The Lancet Infectious Diseases

Maternal obesity, gestational weight gain, and risk of asthma and atopic disease in offspring: A study within the Danish National Birth Cohort

Maria C. Harpsøe, Saima Basit, Peter Bager, +5

Journal of Allergy and Clinical Immunology

ObesityAsthmaNutritionChildhood ObesityGestational Weight Gain +11

Enteric <i>Salmonella</i> or <i>Campylobacter</i> infections and the risk of inflammatory bowel disease

Tine Jess, Jacob Simonsen, Nete Munk Nielsen, +4

Gut

Risk of reinfection, vaccine protection, and severity of infection with the BA.5 omicron subvariant: a nation-wide population-based study in Denmark

Christian Holm Hansen, Nikolaj Ulrik Friis, Peter Bager, +10

The Lancet Infectious Diseases

VaccinationPreventive MedicineVaccine ResearchBa.5 Omicron SubvariantPathogenesis +6

A nationwide questionnaire study of post-acute symptoms and health problems after SARS-CoV-2 infection in Denmark

Anna Irene Vedel Sørensen, Lampros Spiliopoulos, Peter Bager, +6

Nature Communications

Long CovidNationwide Questionnaire StudySars-cov-2 InfectionDiagnostic TestCovid-19 Pandemic +10

Prevalence of atopic dermatitis in infants by domestic water hardness and season of birth: Cohort study

Kristiane A. Engebretsen, Peter Bager, Jan Wohlfahrt, +5

Journal of Allergy and Clinical Immunology

AllergyDomestic Water HardnessAtopic DermatitisEnvironmental HealthInfant Nutrition +9