Figure 2. Observational and Mendelian Randomization analysis of the associations between BMI z-scores and mediators
Footnotes of Figure 2: Observational and MR two-stage least square associations were estimated in a total of 5965 children. F-statistics of BMI genetic risk scores (28 SNP) =44.41. Observational models were adjusted by age, sex, parental education, and household environmental tobacco smoking. Definition of abbreviations:BMI=body mass index; FeNO=fractional exhaled nitric oxide; FEV1/FVC = forced expiratory volume in 1 s/forced vital capacity