Journal article

Prevention of infant eczema by neonatal Bacillus Calmette-Guérin vaccination: The MIS BAIR randomized controlled trial

LF Pittet, NL Messina, K Gardiner, B Freyne, V Abruzzo, KL Francis, C Morrison, C Zufferey, P Vuillermin, KJ Allen, AL Ponsonby, R Robins-Browne, F Shann, KL Flanagan, R Phillips, S Donath, D Casalaz, N Curtis

Allergy European Journal of Allergy and Clinical Immunology | WILEY | Published : 2022

Abstract

Background: Bacille Calmette-Guérin (BCG) vaccine could play a role in counteracting the rising prevalence of atopic diseases, through its beneficial off-target effects. We aimed to determine whether neonatal BCG vaccination reduces the incidence of eczema in infants. Methods: Randomized controlled trial with 1272 infants allocated to receive BCG-Denmark or no BCG at birth. The primary outcome was the 12-month incidence of eczema based on 3-monthly questionnaires. Eczema was also assessed at a 12-month clinic visit. ClinicalTrial.gov: NCT01906853. Results: The 12-month eczema incidence was 32.2% in the BCG group compared with 36.6% in the control group (adjusted risk difference (aRD) −4.3%, ..

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