Grigoropoulou et al34Greece  n=1,125; 10–12 years; 53% girls; cross-sectional  Ever asthma (symptoms)  Mediterranean diet; 63-item FFQ  Higher Mediterranean score was associated with a lower prevalence of ever asthma (OR 0.84, 95% CI 0.77–0.91).  Environmental factors (details unknown)  9 (positive)