marginally significantp = 0.05
The association between breastfeeding with aeroallergen sensitisation was marginally significant in Cuenca only, but the OR was around 1.0 (Cuenca: aOR 0.97, 95% CI 0.94–1.00, p = 0.05; Santa Isabel aOR 1.02, 95% CI 0.97–1.06, p = 0.43).