Fig. 1From: Associations between serum 25(OH)D concentrations and prevalent asthma among children living in communities with differing levels of urbanization: a cross-sectional studyDistributions of total 25(OH)D concentrations (a), BMI-for-Age Z-scores (b), SES Composite Score (c) between communities. Red horizontal dashed lines in 1a represent concentrations for vitamin D deficiency and insufficiency; dashed lines in 1b represent cutoffs for underweight (−2), overweight (+1), and obese (+2)Back to article page