Tao Liu, Xin Guan, Zeyu Wang, Tianqiao Qin, Rui Sun, Yadong Wang
Optimizing green supply chain circular economy in smart cities with integrated machine learning technology
Heliyon
schoolbased crosssectional study aimed evaluate whether hypohydration related functional constipation physical activity schoolaged children study included 452 students aged 612 years hypohydration defined urinary osmolality 800 mosmkg prevalent p 0002 boys 721 girls 575 difference prevalence functional constipation according sex 201 boys 238 girls statistically significant p 081 bivariate analysis functional constipation associated hypohydration girls odds ratio 193 95 confidence interval 107349 multiple logistic regression reach statistical significance p 0082 low proportions active commuting school sexes associated hypohydration however associations functional constipation active commuting school physical activity scores conclusion multiple logistic regression demonstrate association hypohydration functional constipation schoolaged children