Analysis performed on 807 children reporting wheeze, nocturnal cough, or exercise-induced cough.

*Overweight (OW) and obese (O) children were defined following the gender- and age-specific cut-off points by Cole et Al[15]Mean lung function data are presented as concerns non overweight-obese (non OW-O), overweight* (OW), and obese* (O) subjects for FVC, FEV1, FEF25–75% (as percent of predicted), FEV1/FVC%, and FEF25–75%/FVC (as absolute percent). P values of comparisons among non OW-O, OW, and O (one-way ANOVA) are shown.Analysis performed on 807 children reporting wheeze, nocturnal cough, or exercise-induced cough.