an increasing trendP <0.01
From 2005 to 2020, the height, weight, and BMI of both males and females showed an increasing trend with time ( P <0.01).
From 2005 to 2020, the height, weight, and BMI of both males and females showed an increasing trend with time ( P <0.01).
From 2005 to 2020, the prevalence of malnutrition showed a decreasing trend ( P <0.05), but there was a rebound in 2020 from 2015, mainly because it may be caused by the COVID-19 pandemic in 2020.