a clear trendP <0.001
A clear trend was observed between high-frequency healthy diets (OR=0.80; 95% CI: 0.71–0.89; P <0.001) is more protective against asthma than low-frequency healthy diets (OR=0.81; 95% CI: 0.70–0.94; P =0.007).
A clear trend was observed between high-frequency healthy diets (OR=0.80; 95% CI: 0.71–0.89; P <0.001) is more protective against asthma than low-frequency healthy diets (OR=0.81; 95% CI: 0.70–0.94; P =0.007).