Nagel et al4420 countries  n=50,004; 8–12 years; cross-sectional  Ever asthma, current wheeze, and atopic wheeze  Mediterranean diet; FFQ (number of items unreported)  Higher adherence to Mediterranean diet was associated with a lower prevalence of ever asthma (OR 0.95, 95% CI 0.92–0.99) and current wheezing (OR 0.97, 95% CI 0.94–0.99).  Age, sex, environmental tobacco smoke, parental atopy, exercise, number of siblings  8 (positive)